The oxo tot 11-ounce straw cup is a fun way for little ones to drink from a cup at home or on the go. pvc, bpa a phthalate free, this cup has a non-slip ergonomic grip and measurement markings on the side to show how much is left. just twist the lid to make the straw emerge, and twist it back to keep it clean and prevent leaks. the 2-part straw disassembles for cleaning and is easy to reassemble. top-rack dishwasher safe. available in aqua, green and pink.