【Outstanding Thermal Performance】Utilizing double-layer 304 stainless steel and vacuum insulation technology, this battle bottle puts an end to the issue of "sweating" on the outside. It keeps beverages cold for 48 hours, and hot for 24 hours – an absolute temperature maintenance expert! The seal design guarantees 100% leak-proof, ensuring a worry-free carrying experience. 【High-Quality Stainless Steel Material】Crafted from food-grade 304 stainless steel, the bottle body ensures rust-free, BPA-free, and odor-free properties. The bottle sleeve is made from tear-resistant nylon fabric, accompanied by a sturdy paracord, enduring countless uses and harsh outdoor conditions, making sure it stands as your reliable companion during adventures. This sports bottle is not only health-conscious but also boasts exceptional durability. 【64 Oz Large Capacity Design】The wide-mouth design of this military-style insulated water bottle easily accommodates ice cubes and simplifies cleaning. Whether you're engaged in fitness workouts, hiking, camping in the wilderness, embarking on hunting expeditions, work, or outdoor training, this 64 Oz (half-gallon) generous capacity caters to your hydration needs. No more frequent refills, allowing you to focus on savoring every adventurous moment. 【Multi-Functional Protective Sleeve and Storage Pouch】 The detachable nylon sleeve safeguards the water bottle against scratches and impacts. Additionally, the sleeve features two storage pockets for items like smartphones, keys, cards, and other small essentials. The sports water bottle also comes with a nylon detachable strap and a sturdy paracord handle, making it convenient to hang on your shoulder or attach to your backpack during outdoor activities. 【Satisfaction Guarantee】We offer a 2-year quality warranty because your satisfaction is our top priority. If you have any questions, concerns, or need assistance after receiving the product, please do not hesitate to contact us. Our customer service team is available 7 days a week, 24 hours a day, ready to assist you at any time.