Kids Adults Chewelry Necklace Autism ADHD Biting spinner Chew Teething Toys Sensory Chew Necklace are made from high quality silicone materials, stronger and longer to chew. , design in popular shape, bring more feeling of freshness to kids enjoy chewing. Sensory chewing necklace are very easy to clean and airing, in light weight it is very convenient to use at home or outdoor. Each one just only 15g, even you can't feel anything to wear Chew necklaces are helpful to kids with Autism, ADHD, SPD, Oral Motor. They help to greatly reduce anxiety and stress for those with sensory input disorders and provide a safe alternative to chewing on clothing, pens, desk, hands. All users must be under constant and direct supervision of an adult at all times while the chew necklace is in use. The clasp and cord are NOT intended for chewing. Wear and tear is expected given the nature of use. Please do not use if damaged, wash thoroughly before first use and after each use, include the string and the clasps.