Orthopedic Support: 3-inch high-density egg crate foam evenly distributes weight, relieves joint pain and arthritis, ideal for puppies and senior dogs. Ultra-Soft & Waterproof: 3-layer fabric with soft plush surface, TPU waterproof layer prevents liquid penetration, and durable knit lining. Removable Cover: Premium L-shaped zipper for easy removal, machine washable cover with reinforced stitches stays like new. Two-Sided Design: Ultra-soft plush velvet for warmth in cold weather, Oxford fabric for cooling in summer and durability. Size & Use: 35"L x 22"W x 3"H, fits dogs up to 50 lbs. Perfect as crate pad, dog bed, or travel bed. Arrives vacuum-packed; allow 24 hours to inflate.