New improved size at 40" Length X 35" Width X 4" Height with 3 dimension gusset style. Strong and heavy duty Canvas fabric. Re-usable many times and machine washable/dry-able. Additional color in Denim blue or Suede brown are available at dogbed4less link on the top next to the title. * The size of this cover is designed to fit in 40"X35"X4" pad or 40"X35" pillow by Dogbed4less pet bed product. Unlike any other cover, our new improved hidden zipper with eyelid design plus extra stitching boasts lasting quality, wash after wash. * The external cover is made by 100% cotton with 9 oz Canvas fabric in olive green color. * This listing is for Canvas external replacement cover only, please visit my other listing here a Amazon for a complete dog bed with memory foam pillow or pad in small, medium, large, XL to jumbo sizes.