- SAFE DRINKING: Our square collapsible water cup is crafted from food-grade silicone, guaranteeing safe drinking water for a healthier lifestyle. It is resistant to both heat and cold, making it perfect for beverages at any temperature. Choose a reusable and secure alternative. - FOLDING DESIGN: This innovative square water cup features a unique folding function that reduces it to half its original size. Whether you're packing a backpack, bag, or purse, this tumbler is the ideal portable companion, maximizing your outdoor space. - LARGE CAPACITY: Stay hydrated with our 20oz square collapsible water cup. Its spacious design ensures you can carry enough liquid for outdoor adventures without the added weight. - POWERFUL SEALABILITY: Enjoy leak-proof hydration with our square collapsible water cup's secure seal design. Equipped with a locking lid, it prevents leaks when closed, making it perfect for travel in bags or cup holders. Use Cases: - Ideal for hiking, ensuring you have ample water without adding bulk to your gear. - Great for camping trips, providing a reliable and space-saving hydration solution. - Perfect for daily commutes, fitting easily into your bag while preventing spills. With its practical design and durable materials, this collapsible water cup stands out as a reliable choice for anyone seeking convenience and safety in their hydration options.