These specially-designed baby teether rings feature BPA FREE, FDA Approved pliable food-grade silicone. The special ridge-design surface helps develop your baby"s motor skills and emotions, such as touch , taste, and visual stimulation . Our Pacifier provides safe, soothing relief from aching gums and emerging molar or back teeth teething symptoms. They"re soft, pliable, and wash up easily in seconds. Each ring is made from Medical grade silicone that is fully dishwasher safe. We recommend you clean each ring before use , and check after every use for safety. Similar to other baby toys or baby rattle , Your baby can literally "grip -it - and -rip it"! The ring-shaped bracelet-design enables you to wear them on your wrist so you can always find one quickly when you need it. Sold as a 4-colour pack featuring 4 different, brightly-colored teething rings so it"s great for girls and boys. It comes with our 100% Money-Back, Satisfaction Guarantee from Babynow, so you can order with confidence.