Katadyn BeFree 0.6 L is the perfect companion ono trail runs, moountain bike tours or fishing. Compact and ultralight hollow fiber filter that ony weighs 59 g. It is superlight to fill. This filter removes bacteria, cysts and sediment with its pore size on 0.1 micron (0.0001 mm). The collapsible flash packs small to fit into tight spaces such as running shorts, cycling jerseys, paddling or fishing vest.  The output is 2 L / min with a total capacity of 1000L, depending on the water quality. Easily clean the EZ-Clean Membrane by simply shaking or swishing the filter in the water - in the field or at home. No backflushing or tools necessary. 100% PVC and BPA free. Gives you the freedom to drink anytime, anywhere.  Capacity: Up to 1,000 l depending on water quality Removes bacteria, cysts and sediment Output: up tp 2L / min Weight  59 g Dimensions Length: 27.5 cm Width: 8 cm Height: 6.5 cm Materials Thermoplastic polyurethane, PVC and BPA free