Light Saber Chew Necklace is 4 inches long and just under half an inch in diameter at the tip, it’s just the right size to reach the back molars where chewing is needed the most. Use it to provide calming proprioceptive input to the jaw, and/or to provide a safe alternative to chewing on fingers, shirt collars, sleeves, pencils, etc. The Bite Saber Chewy features a tactile handle with a smooth opposite end, and it comes on a breakaway adjustable necklace cord.