• Limited-stretch elasticized waistbelt for a perfect fit.
• Gusseted Power Stretch Mesh pocket expands to hold small essentials and most cell phones.
• 8 oz. (235 mL) Nutrition Flask with large opening is easy to clean and fill.
• Angled, streamlined Molded Holster for quick, one-handed Flask access.
• Flask is dishwasher safe (top rack)
• Weight: 4.8 oz.
• Adjustable belt provides a custom "one-size-fits-most" fit.
• Moveable clips hold any size of race number securely.
• Reflective details increase visibility in low light conditions.
• Incorporated, waterproof I.D. / medical emergency card.

Hydration Boosts Endurance. The body can lose over 96 ounces of water per hour during sustained high-intensity activity. Continual hydration optimizes body cooling and energy transport, resulting in peak performance during training, competition and recreation.

Ditch Disposables: Using a refillable bottle, like this one, cuts down on the 38 billion disposable water bottles that clog landfills each year. This bottle is good for you and good for the environment.

Information on BPA and Nathan Bottles.