Description: Wrist Water Bottle is the new Water Bottle for the 21st Century. As many know Hyperthermia is one of the most common serious problems faced by exercisers. The American College of Sports Medicine recommends drinking 8 to 10 ounces of water before a workout, 8 ounces during a workout, and up to 16 ounces after a workout. Wrist Water Bottle was developed for runners, but can also be used by bikers, skaters, walkers, aerobics, etc. Each cleverly designed Wrist Water Bottle holds 5.5 ounces of water or sports drink. It is strapped onto the wrist and has a pull top. It eliminates the need to carry water bottles, which can be cumbersome to carry and break your stride when you have to stop to take a drink. You just fill them up with cold water and go!! Both Wrist Water Bottle supply you with the necessary 11 ounces of liquid to complete your workout without the risk of dehydration. Each Wrist Water Bottle weighs a half pound, which is the perfect amount for running without putting stress on your joints. When they are filled with cold water Wrist Water Bottle cools your wrists and keeps you from overheating. Wrist Water Bottle makes a unique gift for any fitness minded person.