All the benefits of the classic Hydraform Handheld with secure, no-bounce low profile storage. The handheld's ergonomic configuration allows your hand to relax to a natural position - eliminating hand cramping and tension. The strap is a combination of Ballistic/Ripstop nylon pocket and a soft, wicking inner layer that doesn't trap sweat. The breathable AirFlow mesh and ultra-soft inner easily adjusts to fit any hand size. Comes with a custom molded 20 oz. Hydraform Bottle.