About this item FOOD GRADE SILICONE MATERIAL – Made of high-quality silicone free of BPA and phthalate; safe to carry drinks and food; durable and reusable to reduce waste and save your money LEAKPROOF & FRESH – Features 3 secure buckles for reliable sealing, ensuring the liquid inside won’t spill and the food stays fresh for a longer time BOTH HOT & COLD USE – Works well within the temperature range -4 ℉to 248 ℉ (-20°C to 100°C) ; suitable for icy beverages such as juice, wine or beer, for slow cooking in crockpot, preserving meat, fruits, or vegetables; can be frozen and microwaved safely PORTABLE ON THE GO – Built-in handle design allows for use anywhere anytime. With a large capacity of 1.5L, the pouch is convenient for travel, parties, picnics, camping, pool activities or sports any other outdoor occasions DISHWASHER SAFE – Just flip the pouch inside out and rinse with water. Easy to clean for everyday use