Complete Kit Includes:

• Sport Cap
• Cap Strap
• Filter
• Collapsible Body

Features:

• Filter can be used up to 500 liters per cartridge!!  That's 500 FILLS!
• Durable USFDA Composite Plastic Materials
• 100% Recyclable
• USFDA Medical Grade Silicone Seals/Gaskets
• Patented Filter uses FDA Hollow Fibers and is ECO and User Friendly, Maintenance Free, Affordable, and Ready For Use
• Ideal for disaster relief, military, outdoor, travel, office, home, camping, recreational, health, fitness, and daily use. 
• NANO Water Filter Cartridge can be used for 2-3 Months and replaces 1,800 single-use plastic bottle each year!

There's a certain convenience to disposable water bottles, but once you factor in the cost and the carbon footprint, it's clear that ALFA1 GI Military Water Filter Canteen is the way to go!