1、PORTABLE FOLDING DESIGN: This stainless steel telescopic cup adopt an innovative folding design, which can be easily stretched into a small water cup. After use, can be quickly folded back into a compact form by rotating and tightening. Perfectly fit the portable box on the key ring, which is easy to carry around without taking up space, and is an ideal companion for travel and outdoor activities 2、WIDE APPLICATION: Whether you're exploring the outdoors, camping and fishing, or attending a concert, this foldable water bottle can meet your drinking needs. The unique design allow you to enjoy a refreshing drink in any setting, but also suitable as a decanter to taste a warm brandy or whisky in cold weather 3、EXCELLENT STAINLESS STEEL MATERIAL: Stainless steel collapsible cup is made of excellent stainless steel, long lasting, erosion resistant, to ensure that every use is safe and hygienic 4、ONE CLICK OPERATING, EASY TO USE: Stainless steel collapsible travel cup design is simple, easy to operate, only one hand can easily complete the whole process of opening, use and folding. Whether hanging on a backpack or in a pocket, you can always access, adding convenience to your outdoor life 5、WIDE RANGE OF APPLICATIONS: This foldable cup is an indispensable piece of equipment from hiking to camping picnics, from recreational fishing to mountaineering expeditions. Small size and powerful functions make every outdoor activity more exciting. At the same time, the stylish appearance is also an ideal choice for daily travel and party activities Item Type: Stainless Steel Collapsible Cup Material: 201 Stainless steel 1 x Stainless Steel Collapsible Cup 1 x Lid