An ideal bag for storage of supplies or gear when attached to an x-pen or wire crate. Made of waterproof, mildew resistant, marine-grade PU coated polyester has top Velcro closure. Dome snap fasteners attach bag to your x-pen or crate for use as an accessory bag. Available in four colors. Measures 14" W x 15-1/2" D (36cm x 39cm).