This 650ml water bottle is crafted from high-quality, BPA-free PE material, ensuring safety and durability. Its dual-layer design with air insulation keeps your drink hot or cold for over an hour. The leak-proof spout valve with a rubber O-ring guarantees no spills, even during intense cycling. A wide mouth makes filling, cleaning, and adding ice simple. Ergonomically shaped for a secure, comfortable grip, it fits perfectly in bike holders. Lightweight and featuring a detachable shoulder strap, it’s ideal for cycling, hiking, camping, and other outdoor adventures. Choose between blue or red to match your style.