This heavier-style, generously-filled duvet is puffy, warm and well-constructed with a down-proof cotton shell. All Season Weight is warm enough for cold sleepers and cool room temperatures. Features - Box Construction - Boxes to prevent content from shifting 233 Thread Count - Prevents fill from escaping 100% Cotton - Fine cotton allows the fill to breathe Corner Loops - Loops on all 4 corners to tie and anchor the duvet in place White Goose Feather - Filled with small white goose feather to provide better lofting and insulation. Hypoallergenic - Anti-microbial process used to eliminate bacteria. Guaranteed Quality - Guaranteed against manufacturing defects for 5 Years OEKO-TEX Standard 100 Certified Imported Standard Dimensions - Twin - 64" x 86", 45 oz Fill Double/Full - 78" x 86", 56 oz Fill Queen - 88" x 90", 65 oz Fill King - 102" x 90", 74 oz Fill Care Instructions - Dry Clean or have Professionally Washed