Mammoth® SnakeBiter® EXTRA toys are made from premium quality EXTRA strength cottonblend braided rope ideal for interactive playing, tossing, and tugging. Squeaky Snake™ are made from tough nylon fabric with multiple squeakers in sewn sections ideal for interactive play, tossing, and squeaking. SnakeBiter® dog toys encourage playtime and bonding between you and your pet while helping to maintain good dental hygiene.