Inflatable Tentacle Arm by Accoutrements Your plain old human arms are so humdrum and commonplace. Why not replace at least one of them with a much more interesting tentacle? This 36-inch long x 7-inch wide vinyl Inflatable Tentacle Arm fits snugly over your hand and lets you pretend that you're slowly turning into a squid! It adds a bit of zing to any boring traditional costume. For instance, instead of dressing like a hobo, you're a tentacle hobo! The Inflatable Tentacle Arm comes in an illustrated box.