A run of any distance will benefit from proper hydration, and consistent sipping is key to maximizing the benefits. The molded holsters of the Speed Series ensure easy, one-handed removal and replacement of Flasks. Ideal for carrying water, sports drinks, or energy gels, Nathan’s 10 oz. Flasks won’t leak, slip, or eject from holsters.

    * Limited-stretch elasticized Velcro-fastened waistbelt
    * Two 10 oz. (300 mL) Nutrition Flasks
    * Molded Holsters
    * Waterproof pill pocket
    * Power Stretch Mesh pocket; interior flat pocket
    * Incorporated, waterproof I.D./medical emergency card
    * Weight: 8 oz.
    * Three sizes: SM 26-32”, MED 32-36”, & LG 36-42” (XL 42-48" available in grey only)