MSR Sweetwater Purifier System
Features:
Comprehensive Protection: Inactivates 99.99% of waterborne viruses, eliminates over 99.9999% of all waterborne bacteria & 99.9% of common protozoan parasites, such as giardia & cryptosporidia, as well as particulates.
Fresh Tasting Water: Activated carbon core helps eliminate taste & odors.
Iodine-free: Inactivates viruses without bad-tasting iodine.
Easy to Use: Lever-action pump handle has a 4-to-1 mechanical advantage & dual pump action, so you don't have to work as hard.
Lightweight: Entire system weighs just 14 ounces.
Compact: Handle folds flat when not in use for easy packing & storage