The LifeStraw Go Series 650ml is the ultimate filtered water bottle for travel and everyday use. It allows you to fill up and stay hydrated anywhere, from the airport bathroom to a gas station tap whilst road-tripping in Mexico! LifeStraw use an advanced 2-stage filter to improve taste and protect against potentially harmful bacteria, parasites, microplastics, chorine, silt, sand and cloudiness. These bottles are also BPA-free and made with 50% post-consumer recycled plastic, so you needn't worry about your footprint.