Stay hydrated on the go with this innovative Folding Drinking Water Bottle featuring a large 500ml capacity, perfect for meeting your daily water needs. Designed with advanced filtration technology and durable materials, this portable water bottle ensures safe and clean drinking water wherever you are. Key Features: · Large 500ml Capacity: Provides ample water storage to keep you refreshed throughout your activities. · High-Precision Ultrafiltration Membrane: Equipped with a 0.01-micron hollow fiber ultrafiltration membrane that removes 99.9% of harmful bacteria, guaranteeing safe and pure drinking water through pure physical filtration without chemicals. · Lightweight, Flexible, and Portable: Made from soft TPU material, the bottle easily folds to fit into backpacks, pockets, or travel bags, making it ideal for outdoor adventures, travel, and everyday use. · Reusable and Washable Filter Core: The filter is removable and can be flushed for repeated use, promoting environmental sustainability while maintaining filtration effectiveness. · Premium Material Construction: Crafted from medical-grade silica gel and TPU, the bottle is both soft to the touch and highly durable for long-lasting performance. · Convenient Water Outlet Design: Dispenses filtered water with a light press after biting the mouthpiece, ensuring ease of use during hydration. Specifications: · Bottle Material: 0.3mm TPU · Filter Material: Carbon Fiber, PP Cotton, Ultrafiltration Membrane, ABS · Capacity: 500ml · Color: Blue · Suitable Water Temperature: Below 50°C · Filter Dimensions: Length 72mm, Diameter 18mm · Filter Clean Water Volume Capacity: 0.5 tons (approx. 1102 lbs) with extended use via anti-cleaning method · Item Size: 255 x 95 mm · Item Weight: 44.7g Package Includes: · 1 x Folding Drinking Water Bottle This folding water bottle combines advanced filtration technology with a compact, portable design, making it an essential hydration solution for outdoor enthusiasts, travelers, and health-conscious individuals who demand clean, safe water anywhere.