Sawyer's Mini Water Filtration System is ideal for hiking, camping, travel and emergency preparedness. The mini water filtration system removes 99.9% of all bacteria including salmonella, E.Coli, the high-performance water filter that fits in the palm of your hand also removes 99.99% of all protozoa such as Giardia and Cryptosporidium. Sawyers Mini water filter filters up to 100,000 gallons of water. Kit includes Sawyer MINI Water Filter with Tip Cap, (1) 16oz Reusable Squeeze Pouch, (1) 7" Drinking Straw, (1) Cleaning Plunger (Syringe), Cleaning and Maintenance Instructions. Attaches to included drinking pouch, standard disposable bottles (28mm thread), hydration packs, or use the straw to drink directly from your water source.