MSR Sweetwater Purifying System Military Version Olive Drab
- Microfilter Protection: Eliminates over 99.9999% of all waterborne bacteria and 99.9% of common protozoan parasites, such as giardia and cryptosporidium
- Fresh Tasting Water: Activated carbon core helps eliminate taste and odors.
- Easy to Use: Unique lever-action pump handle has a 4-to-1 mechanical advantage,
- Lightweight: Weighing just 11 oz., it’s one of the lightest filters on the market.