This pendant is a trustworthy and comforting friend that your little one can rely on to calm growing anxieties and self-regulate their nervous system. Developed in collaboration with occupational therapists, 100% food grade silicone, bpa free, phthalate free, cadmium free and lead free. Specifications/safety: * Chew pendant is 100% food grade silicone. * 100% Non-toxic: bpa-free,phthalate-free, cadmium-free and lead-free. * Pendant size: w 5cm wide x 1cm . * Necklace hang length: approx. 30Cm. * Jellystone designs custom safety clasp - comes apart easily when gently pulled. * Suitable for ages 3 and up.