OEM is our best. 233 thread count 233 threads/sq inch to prevent down/feather from escaping 100% fine Cotton to allow the down/feather to breathe White goose down 70% Small White Goose Feather / 30% White Goose Down Hypoallergenic Anti-microbial process used to eliminate bacteria and render filling hypo-allergenic Construction Double Needle Stitch with Self Piping Special 1/2" Oversize in Length and Width Size Dimensions Weight (g) Square 14"x14" 400 Square 16"x16" 500 Square 18"x18" 650 Square 20"x20" 800 Square 22"x22" 1000 Square 24"x24" 1250 Square 26"x26" 1500 Square 30"x30" 2400 Square 36"x36" 3600 Rectangle 12"x16" 400 Rectangle 10"x18" 375 Rectangle 13"x18" 450