Size is approx. 6.8×6.8x23cm – Capacity: 470ml(drink directly), 430ml(drink with cup) – Material: stainless steel(Inner bottle/cap),Stainless steel /acrylic resin coating(bottle), PET resin(cap), polypropylene(lid), silicone(packing),Elastomer resin(bottom) – Cold insulation effect: 8 degrees or less (6 hours) – Thermal insulation effect: 45 degrees or more (24 hours) *Only when drinking from a cup – Replace the two types of drinking spouts, A direct drink type that you can drink directly with your mouth, Different types of cups that can be used for hot drinks