This outdoor sports folding kettle is made of food-grade silicone material, non-toxic, tasteless, safe, can be folded, space saving, convenient to carry, good sealing, 360 degree rotation without water leakage, adopts large caliber design, hook handle, equipped with mountaineer buckle design, can be freely hung on the backpack, the cup capacity is 550 ml, can meet the normal drinking volume. There are 10 styles to choose from, if you need to customize, please contact customer service. 1 location includes the shipping cost to US. Orders of 500 pieces or greater are eligible for sea shipping. 100% guarantee for quality. Rush Service.