HOST's Easy-Fill™ FLASK carries 6 oz of your favorite beverage. Our proprietary closure snaps into place and locks liquids inside while the hinged lid ensures easy cleaning and refilling. Simply slide the portable flask into your backpack, pocket or on a carabiner clip, and you're outfitted for any rugged adventure. 6oz. capacity. Hinged design for filling and cleaning. Tethered cap for easy drinking. Dishwasher-safe, BPA-free plastic.