Coolaroo Dog Beds -- Coolaroo Dog Beds' special knitted-mesh fabric keeps your pet cool and dry because it "breathes" letting air circulate all around. You can't say that about a hard kitchen floor or cement patio! Also Coolaroo Dog Beds helps prevent mold and mildew from forming and resists insect and bacterial infestation. To clean Coolaroo Dog Beds simply hose them off . Powder-coated steel frame assembles in a jiffy. This most comfortable dog bed is 7-1/8" high. Available in three sizes: small, medium, or large.