Dr. Brown's Learning Loop Silicone Ring Teether uses texture and color to engage baby while soothing sore gums. The 100% silicone teether toy features different textures and levels of firmness and reaches all areas of the mouth, including molars. Attention-grabbing pops of color and multiple shapes encourage imaginative play and help stimulate cognitive and motor development. The lightweight design is easy to hold so baby can self-soothe. Place in the refrigerator to provide cooling relief on extra sore days. Dishwasher (top rack) and sterilizer safe.