GravityWorks System 4 L Lifestyle Durable compression zipper compacts bulky

Durable compression zipper compacts bulky items or expands to create space for more items

Fit: Active

Whether you're walking the city or strolling a trail

enabling you to cove and create without constraints

which keeps it from freezing in cold weather so you stay hydrated on even the coldest peaks

GravityWorks System 4 L Lifestyle Durable compression zipper compacts bulkyThe Platypus GravityWorks Water Filter System 4 L offers a convenient, high capacity solution for backcountry water purification, ideal for group camping, basecamps, or emergency preparedness. Utilizing gravity for filtration, it eliminates the need for pumping, delivering clean water efficiently. The system includes two reservoirsone for unfiltered water and one for clean waterconnected by a hollow fiber microfilter that removes 99. 9999% of bacteria