3COINS Pokepeace Tumbler Blue Brand new, unopened! There is a small dent in the upper part from the beginning, but please be aware of this if you are not concerned! This is a stainless steel tumbler with cold and heat retention properties. It won't sweat even when you put cold drinks in it, so you can use it safely around your desk. The lid has a packing, so it is unlikely to leak even when carried around. ■Specifications■ Not for use with: direct fire, oven, microwave, dishwasher, dish dryer, freezer