3&rsquo;x3&rsquo; Square Black Onyx Indoor-Outdoor 3/16" Thick Unbound Area Rug With Light Weight Latex Backing 3/16? Thick Indoor-Outdoor Carpet 100% UV olefin Durable, Light Weight Latex backing The Edge is Unbound Custom cutting available. These rugs can be special ordered in ANY size. Place your order closest in size (just slightly larger) then send us a message with YOUR size.