**Product Description: 150ML Stainless Steel Collapsible Cup for Versatile Outdoor Adventures** - **Portable Folding Design** This innovative stainless steel telescopic cup features a unique folding design, allowing it to easily stretch into a small water cup. After use, it quickly folds back into a compact form by rotating and tightening. Perfectly fitting in the portable box on your key ring, it's easy to carry without taking up space, making it an ideal companion for travel and outdoor activities. - **Wide Application** Whether you're exploring the great outdoors, camping, fishing, or attending a concert, this foldable cup meets all your drinking needs. Its versatile design lets you enjoy a refreshing drink in any setting and can be used as a decanter for warm brandy or whisky in cold weather. - **Excellent Stainless Steel Material** Crafted from high-quality stainless steel, this collapsible cup is durable and erosion-resistant, ensuring every use is safe and hygienic. - **One-Click Operation, Easy to Use** Designed for simplicity, the stainless steel collapsible travel cup can be operated with just one hand, easily opening, using, and folding it. Whether hanging on a backpack or carried in a pocket, it adds unparalleled convenience to your outdoor life. - **Wide Range of Applications** This foldable cup is indispensable for activities ranging from hiking to camping picnics, recreational fishing to mountaineering expeditions. Its small size and powerful functionality enhance every outdoor experience. Additionally, its stylish appearance makes it an ideal choice for daily travel and party activities. Elevate your outdoor adventures with the 150ML Stainless Steel Collapsible Cup, combining portability, durability, and style for every occasion.