100% Safe and Non-Toxic: 100% certified food grade silicone chew necklace, safe material, free of non-toxic BPA, PVC, phthalates, cadmium. Children can use it with confidence. Small and practical: it contains 4 shark teeth chew toys in different colors. Baby Necklace Chew Toy made with a fashionable shark tooth design! these teething necklaces fit your kids snugly and comfortably, allowing them to play on this chewable product without bulk. Great autism chew toys or special needs chew toys. Adjustable String and Breakaway Clasps: Adjustable necklace length, suitable for most people in need. Clasp features easy release technology for maximum security, stays secure when you need it. Please note that the cord and clasp are not intended for chewing, only the chewing bricks themselves. Versatile Design: On the one hand, chewing necklaces are a safe chewing option for people with sensory needs, such as autism, PDD and ADHD or hand fidgeting. They significantly reduce anxiety and promote calm. And on the other hand, the soft teethers also soothe the pain of teething, they keep your baby distracted and engaged in your arms. Easy to clean: The shark tooth sensory chew necklace is easy to clean. clean in the dishwasher or by hand/rinse with just water. Safe freezer, a best baby shower gift.