1. Transparent silicone nail teeth, good elasticity, soft touch, massage effect on the scalp 2. Isolate the helmet and the scalp, reduce the large area of contact with the scalp, comfortable and breathable 3. Silicone material, soft and easy to clean, non-toxic and odorless, comfortable to wear, not easy to deform, the size can be freely cut 4. Easy to install, just press into the helmet, worry-free use 5. Material: ABS 6. Size: free size, about 22x21.5cm
