Made of soft silicone quality grade similar to that used in medical devices safe BPA free, easily cleaned. Used for carrying food to children suck or chew solid food itself. Just a small sliced ??and packaged in cork feeders. The product is safe and easy to use, minimize the risk of suffocation. Can be used as a teether Helps to relieve itching gums when teeth begin to grow. Should be cleaned before and after use. Introduced to replace the mesh silicon (Silicon Sac) every month, and the first inspection before every use.