Dog Gone Smart Repelz-It Donut Bed Features 100% cotton canvas fabric- extremely durable/heavy-weight canvas stands up to the wear and tear of the average dog Repelz-It Nanoprotection resist dirt, stains, liquid, bacteria and pet odors Soft, inner cushion and bolstered sides provide plenty of comfort, sense of security and support for your pet Machine washable- bolster insert should be removed before washing (inner cushion can be machine washed) Small - Outer Dimensions 25"L x 22"W / Inner Dimensions: 15"L x 13"W - For dogs up to 20 lbs.