If water is cool you&8217;ll drink more of it. The versatile Unbottle is a fully insulated Antidote reservoir that quickly turns any expedition or day pack into a full-on hydration system. &8226;4 external attachment clips&8226; Handle with QR buckle&8226; Lower zip for easy access to the Quick Link system. Grey / blue Hydration: Antidote with Quick Link system 3.0litre Weight exc reservoir: 150g