PRICES MAY VARY. SPACE-SAVING DESIGN: The collapsible feature allows the bottle to fold down to a fraction of its size, making it easy to store and carry in bags, backpacks, or even pockets. DURABLE & SAFE MATERIAL: Made from high-quality, BPA-free silicone, this bottle is not only durable and long-lasting but also safe for daily use with your favorite beverages. LEAK-PROOF & SECURE: The leak-proof lid ensures that you can carry the bottle in any position without worrying about spills or leaks,