THE PERFECT SIZE BEAKER WITH LID: Each non spill cup has a maximum capacity of 300ml. The large, flat base has also been designed to avoid it easily being knocked or tipped over. EASY TO HOLD DRINKING CUP: Every HEALUA anti spill cup for adults has been designed to make it as easy as possible for users to maintain their independence for as long as possible by allowing them to stay hydrated with less external assistance.