Foldable design: Pocket size travel cuponly 6.3cm after folding does not take up space, easy to carry and hold. The foldable cup is stronger than other cups after being stretched. The reinforcement ring in the middle can make it difficult to tip or collapse.^ Low-carbon life: Reusable silicone drinking cup, which can be carried around, reducing the use of disposable cups,made of pure food-grade silicone, non-toxic, harmless, healthy and environmentally friendly.^ Method of use : Please remove the part of the pp circle for heating in the microwave. The silicone part can withstand high temperatures up to 200 C, and the PP part can withstand high temperatures up to 100 C. Pour boiling water and it will not burn your hands.^ Non-slip and easy to clean: Pocket size travel cup is made of low silica gel, non-slip and wear-resistant, has a long service life, and is soft and easy to clean.^ Warm reminder:Has a complete after-sales service team. about the product, or encounter difficulties in the use process, immediately, we will provide you with a satisfactory answer.