CB GO by Chewbeads Baby Stylish and Functional Teether and Training Brush. 100% silicone teether with sensory surface and training brush for reaching back teeth. Gently soothes sore gums. Size is perfect to little hands to touch, explore, and chew. Textures stimulate touch and colors stimulate vision. No BPA, No Phthalates, No Lead, No Cadmium, No Metal. Dishwasher safe. Ages 0 . Complies with applicable ASTM and CFR.