Ideal for small groups of 2-4 people, the ultralight GravityWorks 2.0L Complete Kit offers fast, easy, pump-free, water filtration with up to 4L of storage.
Platypus GravityWorks 4.0L Water Filter System
GravityWorks™ 2L Water Filter Bottle Kit
Platypus GravityWorks Filter System 2L Reviews - Trailspace
Platypus Gravity Works 2.0 Litre Complete Kit Water Filtration System – Pack Light
GravityWorks™ Universal Water Bottle Adapter
Product Details It’s the simple, lightweight and compactible option for back-country camping and backpacking. The optimized filtration cartridge boasts a high flow rate and ability to remove sand and silt without clogging. The water storage bag is made from premium materials for extra durability so it can stand up to the same toughness and usage you put your other gear through. You'll never have to buy another.
LifeStraw Peak Series Gravity Water Filter System 3L, Blue
Platypus GravityWorks Filter System 2L Reviews - Trailspace
Platypus GravityWorks Water Filter Complete Kit - 2 Liter
GravityWorks 2.0L Water Filter Kit - Water Filters
Ultralight Water Filters and Portable Purification
Platypus GravityWorks Filter System 2L Reviews - Trailspace