Being IET's not bad and all, but having these things on your back while it's blazing outside will make you sweat faster than you can drink water. : r/army
Hydration System Bladder SKILCRAFT 3l Scorpion Coyote for sale online | eBay
2 Quart US Army Canteen | NSN 8465-00-927-7486
Camelbak arete 22 hydration - Gem
USGI Camelbak CBRN Hydration Carrier for Sale at Venture Surplus
Army Skilcraft Hydramax Maximum Hydration MOLE II Hydration Pack Camelbak - Etsy