It has a wide mouth design with a 52mm that can easy to fill liquid and clean. This is lightweight and the collapsible design makes it easy to carry everywhere!
Wide Mouth & Leakproof - The open wide mouth allows easy filling and cleaning, Straw-like sealed lid prevent water from leaking due to squeeze or shaking
Leak-Proof - Goodbye leakage! three-layer leak-proof silicone sports water bottle, Leakproof valve with a flip-top lid, single-button leak proof switch.
Healthy Material - Made of high-quality food-grade silicone, FDA approved; Free of BPA, BPS, PVC, phthalates, latex, and other harmful leaching chemicals
Durable - Foldable water bottle can withstand temperatures from -40¨H to 248¨H, safe for heating and cooling
Daily Lifestyle - Take this easy to carry a portable water bottle while hiking, biking, shopping or leave it at the fitness room
Flexibility - Flexible, Soft, lightweight, this silicone flask can be rolled up into a compact size for easy carry and storage