Sawyer Products One-Gallon Gravity Water Filtration System Price: $39.99$74.99 (as of 11/26/2020 17:11 PST- Details)

Two-bag gravity water filtration system with 0.1 micron absolute dual-threaded Sawyer MINI Water Filter; easily create bag-to-bag gravity system with two 1-gallon reservoirs
High-performance 0.1 Micron absolute inline filter fits in the palm of your hand and weighs just 2 ounces; 100% of MINI units individually tested three times to performance standards by Sawyer