A sleek shape, a soft quilted sleep surface, and a streamlined bolster make this one great-looking and great-feeling ComfortFill-Eco dog bed. The springy and responsive ComfortFill-Eco cushion refuses to flatten or clump, no matter how much your dog moves aroundperfect for dogs who nuzzle, nest, and burrow to get comfortable. The three-sided bolster provides security and support for dogs who prefer a place to lean or rest their head, while the one open side makes this bed easy for dogs of all ages to get on and off. The upholstery-grade cover is as durable as it is incredibly soft. Polyester. Washable. Imported. SIZING Small 35 1/2 " x 25 1/2 " outside dimensions, dogs up to 40 lbs. Medium 40" x 26 1/2 " outside dimensions, dogs 40-60 lbs. Large 44" x 31" outside dimensions, dogs 60-90 lbs. X-Large 50" x 37" outside dimensions, dogs 90-120 lbs.