Sensory Chew Necklace; Our sensory chew necklaces are made from the highest quality silicone to best suit your needs; They are durable yet gentle and have a therapeutic and calming effect; It is also great for stopping nail biting or thumb sucking. Reduce stress and anxiety color; Studies have shown that bright, vibrant colors can cause aggression, hyperactivity, and sensory overload (especially yellow, orange, or bright red); Our pendants are colored with soothing and soothing tones; Ideal for children with agitation, autism, hyperactivity, aggressive chewing, SPD. Easy-to-release clasp for easy security; Our chew toys are equipped with a detachable clasp which makes biting safer and prevents choking and accidents; Great chew jewelry for little boys and girls. 100% non-toxic food grade silicone; Our products do not contain Bpa, latex, PHTHALATES, cadmium, lead or metals; Also suitable for adults (men and women) and teenagers. Risk-free; Size: 7.5*1.5*1.5cm Package included: dental glue*4