back to school zak! vacuum flex sip bottle or food jar select varieties zak! dishwasher-safe bottles come with built-in handle and easy grip grooves for simple handling perfectly bentgo lunch box select varieties packed multiple compartments make it easy to separate fruits veggies and other food zak! flex sip bottle or bento box select varieties each contigo kids cleanable containers each boxes are leakproof and dishwasher-and microwave-safe