360? design lets kids drink from anywhere around the rim lip activated silicone seal helps control the flow, no spills. wide, easy grip handles for little hands support independent drinking two mode function; handles down drinking mode, handles up travel mode twist-lock design is perfect for on-the-go, stops leaks and keeps drinking rim hygienic clear lid lets kids see from the outside in and supports hand-eye coordination clear cup base lets parents monitor water levels 250ml capacity dishwasher safe (top rack only), steriliser safe