Airhead River Otter Tube - 1 PersonBeat the heat on the versatile River Otter! The heavy gauge vinyl tube has 2 comfortable molded handles, an inflatable safety chamber, and is great for lakes and pools. Slip on the heavy duty double stitched polyester cover to protect the tube in the rougher river waters, enjoy your drink and store it in the molded drink holder, and even tether to your friends with a carabiner and 2 webbing anchors on the sides of the cover. 48 in. diameter (deflated).