Material: 100% Cotton Filling: duck feather down Pattern: quilted Age Group: Adults Size: Any Size Technics: Stitching Use: Home, Hotel Place of Origin: Anhui, China (Mainland) Brand Name: OEM Model Number: mattress-topper Dimensions: 90x190cm, 135x190cm, 150x200cm Fabric: 100% cotton pre-shrunk down proof Thread Count: 233TC Filling: 15% duck down & 85% duck feather Fill Weight: 2250 GSM Internal Baffle Wall: 5 cm External Baffle Wall: 5 cm Construction: 30x30cm cassette construction Elastics: 10cm each corner Size Guide: 90x190cm, 135x190cm, 150x200cm, 180x200cm, 122x190cm all size customized are available The technique of the double mattress a.upper is cut through box b.lower layer is baffle box and wall The mattress are filled with white goose feather and down ,so the mattress are very soft and have the characters of high filling power ,great warmth and easy to collect ,not harden.and better for the health.