Description sensory Chew Necklace are made from food grade silicone, not too soft and not to hard, just perfect for chew. However, some kids are able to chew up. sensory Chew Necklace are made from high quality silicone materials, stronger and longer to chew. 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 cant 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. This product is not a toy. 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. Price is for one chew