The LifeStraw Peak Series Gravity Water Purifier is a portable, high-capacity water purification system that removes viruses, in addition to bacteria, parasites and microplastics from drinking water. This rugged, 8L system boasts a high flow rate of 30L/hr and has a lifetime capacity of 18,000 liters – about five years of safe drinking water for a family of five. The product is ideal for emergency preparedness and survival situations as well as camping, adventure and international travel. The kit includes a leakproof cap, custom backwash syringe, and hang strap with carabiner for easy hanging and carrying.