Low-profile, baffled design reduces reservoir stack and maximizes stability QL HydroLock offers easy, one-handed on/off water flow Drink tube clicks off for faster refilling with auto shut-off Pouch is durable, thermoplastic polyurethane film that is 100% BPA/BPS free The Antidote is your lightweight solution to portable hydration--a reservoir engineered to meet and exceed the demands of military and combat environments. Fashioned from durable, thermoplastic polyurethane film that is 100% BPA/BPS free, the pouch can hold up to 3 liters of water. The insulated QL HydroLock drink tube is treated with UV guard technology and reinforced to withstand abrasion from everyday wear. Additionally, QL HydroLock allows for convenient one-handed on/off of your water flow, ensuring a secure seal of contents. Quick Link accommodates attachment of any CPC accessory (inclusive of the USMC filter) with ease.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Stockable: Y Country Of Origin: MX