Food Grade Silicone, Safe to bite as there are no harmful materials such as BPA. Will not harm small hands reaching in. Can be used as a teether! Recommended age: 9 mos+.Quick, easy & convenient to keep up with your busy lifestyle, take us anywhere! Choose your favorite color or get one of each! Great gift for baby shower, new mom or toddler present! The price over 3000 pcs is for sea shipment.