Same construction and benefits as basic Skid Seat EXCEPT, Deeper seat, longer handles, and extra handles at the back. Black perforated suede vinyl with PVC anti slip fabric laminated to reverse. The suede surface grips the clothing; the non slip bottom grips the gel cushion. Removable tether strap attaches at back of seat. No webbing under the seat. Suitable for use with gel cushion. Non slip feature on top surface and backing. Tether strap included.