Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Hoser by Platypus Save 0% $30.95 | / One Color / 1 L - $30.95 One Color / 2 L - $33.95 One Color / 3 L - $36.95 Color One Color Size 1 L 2 L 3 L 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available The Hoser hydration system is a light, versatile hydration system that has become a backcountry classic. It has a simple, durable design that is practical for any activity and it comes in four handy sizes to fit practically any pack.