Warm TipsWhen you receive the sensory chew necklace set, please wash it with warm water before using it. And it needs to be cleaned or sterilised in boiling water after use. Also needs to be inspected every time it is used and replaced if it is broken or worn out. Great Gift for KidsBecause of the bright colour and rich shapes, not only can it be used as a decoration to add a fashionable wearing atmosphere, but also can relieve stress and bring happiness to children. Perfect sensory chew necklace gift for boys and girls on Birthday, Children's Day, Christmas. Easy to CleanAre you still worried about cleaningplease try our chew necklace and so easy! Just clean them by hand with mild soap water, or put in the dishwasher, and then hang to dry for your next playtime. Please wash teether chew toys after each use. Suitable for All ChewersThis sensory chew necklaces are designed for children with ADHD, anxiety, oral motor, biting needs, or general teething pain. Help greatly reduce anxiety and keep calm down, effectively stops chewing things that they really shouldn't, as clothes, nails, cheeks and lips. 6 PCS Value PackOur chew necklace set come with 6 ropes, 1 doughnut, 1 mermaid, 1 robot, 1 hammer, 1 building block and 1 horse, up to 6 different style teethers that are favored by children. Adjustable ropes are suitable for kids different needs at different ages. Safety AssuranceThe sensory chew necklace for autistic children are made of 100 food-grade silicone, which is softer, durable, and no tooth marks, so long lasting even with continuous chewing. Non-toxic, odor-free, PVC free and BPA free, safe for kids to chew, also equipped with a break-away clasp to avoid choking. Please use under adult supervision.