Cover with good downproof: Clean processing with double safety seam. The cover is made of cotton is 100% down proof and feather proof. No feathers can pierce it.
Professional suggestions: This pillow is suitable for people like to buy back sleepers or side sleepers.
Certification:ComfortAce is an ISO 9001 certified company. This duvet is certified by OEKO-TEX 100 Health Textiles and NOMITE anti-mite textiles. ComfortAce is a member of EDFA. (European Feather and Down Association)
Tips: Feathers are a natural product and may have a slight odour of their own at first, but this fades very quickly with use. Down products should be beaten until the down is loose for a better experience.