100% leak and shake-proof: Our unique INTELLIVALVE anti-leak technology guarantees this trainer cup is completely leak-proof, even when the cup is turned upside down or shaken Hygienic: The drinking spout is made with BACSHIELD antibacterial technology that reduces bacteria by up to 99.9%* by preventing the growth of unwanted microbes Bite-resistant: The durable, long-lasting, one-piece spout is gentle on little mouths and tough enough to withstand tiny teeth Baby-proof design: Designed for use from 6m+ months, this durable sippy cup is drop-proof and throw-proof Easy clean and BPA-free: Our sippy cups are easy to clean, and steriliser and dishwasher safe. All our products are BPA, BPS, PVC, Phthalate and Nitrosamine free.