Osprey’s Hose Magnet Kit allows you to secure non-magnetized hydration systems to the sternum strap on your pack. Improve the efficiency of your on-the-fly hydration delivery by upgrading to a combination magnetic sternum bite valve and strap. Sold Out Tagged: Vendor: OSPREY Type: HYDRATION Osprey Hi-Vis Raincover Osprey Hydraform Reservoir Cleaning Kit