MAM Starter Cup, 4+ months. Baby's first cup, extra light, small and cute. Non-slip handles fir all MAM cups. Extra Soft Spout, spill free fits perfectly for babies' drinking skills. Allows the babies to control flow rate. Handles are non-slip on the inside of the cup for instant grip. Ergonomic shape easily fits little hands. The design is lightweight and curved - easy to hold for babies. Full range compatability with all MAM cup parts which are interchangeable.