Wow, the CHUIT Tetra Fidget Chew packs so many punches and all combined with one stylish and practical chew tool. THE CHUIT Tetra Fidget Chew Has 4 different textured arms all of which have a different chew sensation. You can choose from Circular bump,Ridged Bumps and Lined bumps and even Zig zag bumps, its truly a sensory seekers perfect outlet. The CHUIT Tetra Fidget Chew has 4 arms and they are designed to allow children to chew on the back molars for proprioceptive input meaning children can have a Jaw and Masseter Muscle workout. Not just a chew, the Tetra Fidget Chew also makes a great hand fidget! Put your pointer finger inside the hole and use your other hand to make it spin on your finger. Or, hold it in both hands by the circular extensions and twist to make it spin. It's great for increasing focus and practising fine motor skills and hand-eye coordination.