Invincibles Fire Biterz are made from durable fire hose material for long-lasting fun. Inspired by the exotic Galapagos Islands, these tropically bright dog toys are a playful combination of our traditional fire hose and new ballistic material. Featuring a tough outer layer of durable fire hose combined with Invincibles squeakers that keep squeaking if punctured and new Chew Shield Technology, Invincibles Fire Biterz are made so dogs can play longer and harder. Ballistic Tough Material With Bonded Backing Creates A Powerful Protective Shield Durable Binding Adds And Extra Layer Of Strength Contains 1 Invincibles Squeaker No Stuffing Means No Mess