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Certification

Every gram accounted for, in writing

In Iceland the sale of eiderdown is protected by law: down may not be sold unless it has been inspected and certified by a licensed assessor. Goose down carries a separate set of standards covering animal welfare, traceability and chemical safety, and bed linen is governed by fiber, chemical and mill standards of its own. This page sets out every certificate that applies to the materials we work with, and what each one actually tests. Only eiderdown is certified article by article; the rest are material and supply-chain standards.

Raw Icelandic eiderdown before cleaning
Standards and permits
covered on this page
Íslenskur Æðardúnn — Icelandic Eiderdown Quality Committee mark
Icelandic Eiderdown Quality Committee
U.S. Department of the Interior migratory bird permit memorandum
Migratory Bird Permit Memorandum
Sýni laboratory certification mark
Wash water purity certificate
Responsible Down Standard certified mark
Responsible Down Standard · farmed down
Downpass certification mark for down and feather
Welfare and verification · farmed down
OEKO-TEX Standard 100 certification mark
Chemical safety · fill and fabric
Global Organic Textile Standard certification mark
Organic fiber and processing · bed linen
European Flax certification mark
European-grown flax · bed linen
Eiderdown · statutory

Íslenskur Æðardúnn · Icelandic Eiderdown

The certificate confirms that the down in your product has been inspected, tested and approved by the Icelandic Eiderdown Quality Committee under law no. 52/2005. Only fully approved batches may carry the seal, and only a licensed assessor may issue it.

Icelandic Eiderdown quality certificate tag on a white eiderdown duvet, issued to The Eiderdown LLC, certificate number 001690
01

100% purity

The assessor confirms that the down is professionally cleaned and free of feathers, grass and other impurities. Only the cleanest down receives the highest rating.

02

Quality and cohesion

The certification ensures the down has the correct cling. Cohesion is the characteristic that gives eiderdown its insulation and lightness, and it cannot be reproduced in any other down.

03

Correct weight

The assessor weighs the down to precision and seals the product, so the buyer receives exactly the amount paid for.

04

Guarantee of origin

The certificate is your security that this is genuine Icelandic eiderdown, gathered by hand from abandoned nests in wild nature and processed within Iceland.

05

Signed, numbered, traceable

Each product includes an official Icelandic Eiderdown Quality Certificate, signed and numbered against its batch. Quote the number and we can name the year, the colony and the assessor.

Export and import

Wild-sourced down crosses borders on paperwork

Eider is a protected wild species. Down gathered from its nests may only be exported and imported under permit, and every shipment we send carries the relevant authorisation.

Migratory Bird Permit Memorandum

Every order is fully authorized by the U.S. Department of the Interior for legal personal import of eiderdown into the United States. The memorandum is published in full and travels with the shipment.

U.S. Department of the Interior · memorandum on file

Export documentation

Wild-sourced material leaves Iceland with the export paperwork its destination requires, referenced against the shipment. Tell us the country and we will confirm what is issued before you order.

Issuing body and reference to be confirmed

Harvest license

Down is gathered only from abandoned nests after the ducklings have left, under license from the Icelandic Ministry of Food, Agriculture and Fisheries. No bird is handled, and none is plucked.

Renewed annually · farm registered
Eiderdown quality control

Cleaned, graded and weighed before anything is sealed

Quality control on eiderdown is mostly subtraction. Raw down arrives from the nests full of seaweed, grass, shell and feather, and every stage that follows is about taking that out without damaging the clusters that make the down worth having.

Cleaning

Down is dried, tumbled over a heated grid to shake the coarse matter loose, washed in soft water without detergent, then dried again in slow heat.

No detergent · soft water

Hand sorting

The last stage is done by hand at a lit table, where remaining stalks and quills are picked out one at a time. A kilogram of raw down takes roughly forty hours and comes out at about 600 to 700 grams.

~40 hrs per kilogram

Fill weight

Cleaned down is graded and weighed into each article to a stated fill weight, and the finished article is weighed again before it is closed.

Weighed twice

Inspection and seal

A licensed government assessor weighs, inspects and seals every finished article. In Iceland that inspection is a condition of sale rather than a courtesy.

Government assessor
United States

Cleared for personal import into the United States

The U.S. Fish and Wildlife Service addressed eiderdown directly in Migratory Bird Permit Memorandum MBPM-10, issued on 29 October 2021. It confirms that bringing eiderdown into the United States for your own use is authorized without a permit.

The common eider is unusual among birds protected by the Migratory Bird Treaty Act: the hen sheds her own breast down while nesting, so nothing is taken from a living bird. On that basis the Service reads "lawfully taken" to include down collected from eider nests, provided it is lawfully and sustainably collected, processed and sold under the laws of the country it came from.

Anyone who legally buys eiderdown abroad may import it for their own personal use without an MBTA permit. That covers finished articles where the down is doing the insulating — comforters, pillows and similar — and it covers online orders shipped to you.

The memorandum asks that you keep documentation showing the down was lawfully and sustainably collected; a government-issued harvesting permit is the example it gives. The numbered certificate sealed into every article we ship is that documentation.

Read memorandum MBPM-10 (PDF)
U.S. Department of the Interior migratory bird permit memorandum on eiderdown import
Goose down · welfare and traceability

Farmed down needs a different kind of proof

Eiderdown is gathered from wild nests, so its certification is about purity and origin. Goose down comes from farmed birds, so the questions change: how were the birds kept, was anything plucked from a live animal, and can the supply chain be followed backwards from the finished product to the farm.

These are the recognized standards that govern farmed down. They certify the material and the supply chain behind it rather than an individual article.
Side by side comparison of a clump of tan Icelandic eiderdown and a clump of white goose down

Responsible Down Standard

Welfare · traceability

Prohibits live-plucking and force-feeding, and requires that welfare is respected from hatching to slaughter. Certified down is tracked through every stage of the supply chain, so the finished product can be traced back to a certified farm.

Issued by Textile Exchange, via accredited third-party bodiesAudited annually, at every stage of custody

Downpass 2017

Welfare · verification

A European standard covering the same welfare prohibitions, with unannounced audits of farms and collection points and laboratory verification that the fill in the finished product matches the declaration on the label.

Issued by Downpass e.V.Audited unannounced farm visits plus product testing

OEKO-TEX Standard 100

Chemical safety

Tests fill, shell fabric, thread and labels against limits for restricted substances, including residues from cleaning and finishing. Certification covers the article as a whole rather than one component.

Issued by OEKO-TEX member institutesAudited annually, with renewal testing

NOMITE

Suitability for allergy sufferers

Confirms that a down or feather article uses a shell dense enough to be unsuitable for dust mites, so the product can be recommended to house-dust-mite allergy sufferers.

Issued by European Down and Feather AssociationAudited per product, on tested shell construction
Bed linen · fiber, chemistry and mill

Standards that apply to sheets, cases and covers

Cotton and flax are agricultural crops turned into cloth across several mills. The standards below cover where the fiber was grown, what was used to spin, weave and finish it, and what remains in the fabric when it reaches you.

Global Organic Textile Standard

Organic fiber · full processing chain

Covers organic fiber content, the chemical inputs permitted at every stage from ginning to finishing, and social criteria at each site. Certification follows the cloth through spinning, weaving, dyeing and making up, so the whole chain is audited rather than the crop alone.

Issued by GOTS-approved certification bodiesApplies to organic cotton and linen fabric

OEKO-TEX Standard 100

Restricted substances

Tests the finished fabric together with its thread, buttons and labels against limit values for substances including formaldehyde, azo dyes, pesticide residues and heavy metals. Limits are stricter for articles held against the skin, which is the class bed linen falls into.

Issued by OEKO-TEX member institutesApplies to all woven bed linen

OEKO-TEX Made in Green

Traceable and audited production

Combines restricted-substance testing with an audit of the mill itself: environmental performance and working conditions. Each certified article carries an ID that resolves to the countries and facilities where it was produced.

Issued by OEKO-TEX member institutesApplies to fabric and the mill producing it

European Flax

Fiber origin

Certifies flax grown in Western Europe without irrigation, defoliation or genetic modification, traced back to the field. Flax retted in the field rather than in tanks is what gives linen its dry handle and long life.

Issued by Alliance for European Flax-Linen and Hemp (CELC)Applies to flax fiber used in our linen

Masters of Linen

Grown and woven in Europe

A stricter mark than European Flax: the fiber must be grown in Europe and also spun and woven there. It records where the cloth was actually made, not only where the crop was raised.

Issued by Alliance for European Flax-Linen and Hemp (CELC)Applies to European-woven linen cloth

Fairtrade Cotton

Grower terms

Sets a minimum price and a premium paid to cotton farmer organisations, prohibits forced and child labor, and restricts hazardous agrochemicals. It certifies the terms under which the raw cotton was bought rather than the fabric itself.

Issued by Fairtrade International, via FLOCERTApplies to cotton sourced for percale and sateen
Linen and cotton articles are covered by the certification held on the fabric and the mill that produced it. They do not ship with an individual certificate; the signed, numbered certificate is specific to eiderdown, which Icelandic law requires to be sealed per article.
Mill and supplier certificates

The certificates themselves, as issued

The marks above are the standards. These are the individual certificates held against them by the mills and makers whose cloth we buy, reproduced exactly as issued. Each one names its holder, the laboratory that issued it and the dates it runs between, so you can check it rather than take our word for it.

Certificate 1810083

OEKO-TEX Standard 100

Cotton, linen and viscose fabric

Issued by Centexbel in Belgium against test report 2558. It covers knitted and woven fabrics in 100% cotton, cotton/spandex, 100% linen, cotton/linen and viscose rayon, dyed and printed, tested to Product Class I — the baby-article class, which is the strictest of the four.

Issued by Centexbel · Zwijnaarde, Belgium
Open the certificate (PDF)
Certificate 25.HCN.44604

OEKO-TEX Standard 100

Recycled polyester bedding

Issued by Hohenstein Laboratories in Germany against test report 24.1166726. It covers duvet covers, bed sets, quilts, pillows and blankets made from recycled polyester and its blends, with at least 20% post-consumer PET content, also to Product Class I.

Issued by Hohenstein Laboratories · Bönnigheim, Germany
Open the certificate (PDF)
Each certificate is reproduced exactly as issued, and every one is renewed on its own cycle at the mill. Ask us for the current certificate before ordering if it matters to you.
Laboratory testing

What is measured, and by whom

Seals cover process. These tests cover the material itself, batch by batch, and the reports are available on request. Standard references marked to confirm are pending our laboratory's sign-off.

Purity and impurity check
The assessor confirms the down is professionally cleaned and free of feathers, grass and other impurities. Only the cleanest down receives the highest rating.
Law no. 52/2005
Cohesion · cling
The certification confirms the down has the correct cling, the characteristic that gives eiderdown its insulation and lightness.
Law no. 52/2005
Sealed fill weight
The licensed assessor weighs the down to precision and seals the article, so the stated weight is the delivered weight.
Law no. 52/2005
Wash water purity
Our down is washed exclusively in fresh, self-flowing Icelandic spring water. The water is tested regularly by Sýni Laboratory to confirm it is chemical-free.
Sýni certificate, per season
Species and content analysis
Confirms the declared ratio of down to feather and identifies the species, so eiderdown cannot be diluted with goose or duck down.
Standard to confirm
Fill power
Measures loft under controlled humidity. Where a figure is quoted on a product page it comes from this test, not from an estimate.
Standard to confirm
Restricted substances
Fill, shell, thread and labels screened against limit values for substances such as formaldehyde, azo dyes and heavy metals.
Standard to confirm
Shell construction
Thread count and weave density verified for down-proofness and, where claimed, mite impermeability.
Standard to confirm
Side by side

Which certificate applies to which fill

Requirement
Icelandic eiderdown
Goose down
Origin of the fill
Wild nests, gathered by hand
Farmed birds, by-product of the food chain
Statutory inspection
Mandatory · law no. 52/2005
Not required by law
Licensed assessor
Required before sale
Not applicable
Welfare certification
Not applicable · no bird handled
RDS or Downpass 2017
Live-plucking prohibition
Impossible by method
Audited under RDS and Downpass
Import authorisation
US Migratory Bird Permit Memorandum
Standard commercial paperwork
Wash water tested
Icelandic spring water · Sýni report
Per supplier
Chemical safety
Certificate to confirm
OEKO-TEX Standard 100
Certificate per article
Signed and numbered, required by law
Not issued · certification sits on the material
In the box

What arrives with your product

Certificates are not marketing inserts. Keep them: warranty claims, resale and insurance valuations all reference the certificate number.

01
Official Icelandic Eiderdown Quality Certificate, signed and numbered
02
Batch record: harvest year, colony, assessor and sealed fill weight
03
Product Warranty
04
Care instructions for shell and fill
05
Import documentation where the destination requires it
A made bed with a white eiderdown comforter, stacked pillows, folded bed linen and a rolled mattress topper
Questions

Asked about certification

If you need a specific report for customs, insurance or a specification sheet, ask and we will send the original PDF.

Request documents
Is eiderdown legal to buy and import?
+

Yes, when it is certified and documented. Iceland permits sale only of inspected and certified down, and import into the United States is covered by a Migratory Bird Permit Memorandum from the Department of the Interior. For other destinations, ask us and we will confirm the paperwork that applies before you order.

Are the birds harmed?
+

No. Eiderdown is gathered by hand from nests the ducks have already left, which is why it is cruelty-free by method rather than by audit. For goose down, the Responsible Down Standard and Downpass exist precisely to rule out live-plucking and force-feeding, and we buy only against those certificates.

What is the difference between RDS and Downpass?
+

Both certify animal welfare and chain of custody, and both prohibit live-plucking and force-feeding. RDS is administered by Textile Exchange and is the more widely recognized mark internationally; Downpass is European in origin and adds unannounced farm audits together with laboratory verification of the finished fill.

Does a certificate guarantee fill power?
+

Welfare certificates do not. Fill power and species composition are measured separately in an accredited laboratory, and those figures appear on the product page rather than on the welfare seal.

Can I verify my own certificate?
+

Yes. Send us the number printed on the certificate and we will confirm the harvest year, colony, sealed weight and assessor from the batch record, whether you bought the piece from us or second-hand.