Sleeker and lighter than heavy-duty hydration vests, the S-Lab Sense Set hydration vest is designed to carry water and fuel for long runs or endurance races with aid stations along the way. 1-liter gear capacity holds an extra layer; exterior pockets hold energy gels and other minimalist essentials. 4-way stretch-woven materials and 4-way stretch-mesh maximize comfort without compromising the snug, stay-put fit. Easy custom-adjustment system eliminates pressure points on the sternum area and increases breathing comfort. 4D front soft hydration system allows easy access to flasks from the front of the pack. Two 17 oz. soft flasks with blaster valves included for hydration. Pockets include 2 zipped side pockets, 1 chest pocket, 2 soft hydration elastic front pockets, 1 zipped mobile chest pocket, 2 stretch front pockets. Includes safety whistle; reflective trims enhance visibility in low light. Imported.