Here is the BeFree Tactical Active Charcoal 1 liter water filter from Katadyn. Ultra-fast water filtration system for independent drinking water. Filters microorganisms, improves taste and reduces odors. Double-thickness SoftFlaskTM for the toughest conditions. Ideal for trails, hikes, trips... Pure water everywhere!

The Quickdraw Microfilter from Platypus is an ultra-light (100g) and easy-to-use water filtration system, which ensures clean, drinkable water easily everywhere,  with a flow rate of 3L per minute !

100 pastilles pour le traitement bactérien de l'eau. Ces tablettes Oasis réduisent considérablement la contamination de l'eau grâce aux comprimés à base de chlore. Pastilles t rès efficaces pour tuer les micro-organismes présents dans l'eau, les comprimés Oasis...

Powerful and effective water disinfectant. The Micropur Forte should be part of any traveler's or adventurer's survival, first aid or toiletry kit, ideal for purifying water wherever it seems dirty or unsafe to consume. 1 tablet of Micropur Forte for 1 liter of water.