Dogbed4less DIY Durable Blue Denim Pet Bed External Duvet Cover and Waterproof Internal Case for Small, Medium to Extra Large Dog Bed - Replacement Covers only INTERNAL AND EXTERNAL COVERS ONLY - This 2 Covers Pack Bundle listing including 1 denim external cover and 1 waterproof internal case only. Stuffing or insert not included. Please choose the correct size to fit onto your pet bed. DURABLE WASHABLE DENIM COVER - Stronger 13 oz/yard weight fabric with 100 percent cotton Denim cover in Navy Blue color, strong zipper in gusset style and extra stitching to prolong the life of the bed, wash after wash. Machine washable / dry-able. JUMBO 55"X47"X4" - This cover is designed to fit on 55"X47" size Dogbed4less pet bed product or may fit onto other stuffing. 59"X51" matching size Internal zipper is waterproof on both side which is great for older dog with bladder problem. DO IT YOURSELF DIY PILLOW - Just recycle and stuff your used pillow to turn into functional pet bed pillow. Pillows not provided. Highly recommend to use your used human pillows as stuffing. Comforters, bean bag refills and shredded foam are more examples as filler materials. ECO-FRIENDLY - Why spend more money to keep replacing those expensive dog bed? Try our Durable External / Internal DIY cover bundle which can wash it over and over again that your dog will love which last longer and easy to maintain.