The proven BeFree EZ Clean MembraneTM revolutionizes water filtration for outdoor enthusiasts. This innovative technology allows for quick and effortless cleaning of the filter without any additional tools. Simply shake or swish the filter in water to remove debris and maintain optimal performance. With a fast flow rate of up to 2 liters per minute, you’ll have fresh water in no time. The integrated rugged handle makes it very easy to hang your BeFree AC from your backpack with a carabiner or a rope, take it out easily from your pocket while you run or just carry it by hand. Delivers clean, safe, and great-tasting water. Fits in smallest pockets, running vests, or jackets. The Katadyn BeFree AC Water Bottle, designed in Switzerland, sets a new standard for portable water filtration. This revolutionary soft bottle combines precision engineering with advanced filtration technology, ensuring clean, great-tasting water every time. Whether you're out on an adventure or going about your daily routine, the BeFree AC 1L soft flask in black delivers great-tasting, clean water wherever you go. Its dual-stage filtration system removes microplastics and other impurities, while activated carbon technology reduces chlorine and unwanted flavors for improved taste with every sip. Engineered to filter any water source, this handheld water bottle is ideal for on-the-go use. Drawing from a pristine mountain stream? Skip the activated carbon to savor its pure, natural taste. Enhancing tap water? Simply add the activated carbon pad for a crisp, refreshing experience. Designed for durability with a double-layer flask, it remains lightweight, compact, and easy to stash in your pack—the perfect companion for those who demand the best.