This heavyweight blanket is made of a 1200 denier waterproof ripstop poly outer shell with a 210 denier lining and 300 grams of poly fill. It features the Tough1 adjustable Snuggit neck which allows for a more custom fit. Other features include: fleece wither protection, crossed surcingles with elastic ends, adjustable and replaceable leg straps with elastic ends, adjustable double buckle front with snap closures, tail flap that reduces tail breakage, and shoulder gussets that allow freedom of movement.