Nathan Pinnacle 18oz Insulated Soft Flask Color:Indigo-Reflective Silver Signature waffle-inspired rubber outsole for

Signature waffle-inspired rubber outsole for traction and flexibility

Non-allergenic

Laser cut hems provide a seamless

Triple layers for optimum moisture wicking and thus fewer blisters

Ultra-lightweight

Nathan Pinnacle 18oz Insulated Soft Flask Color:Indigo-Reflective Silver Signature waffle-inspired rubber outsole forThe Nathan Pinnacle 18 oz. insulated soft flask handheld features Nathan's advanced Exo Draw soft flask technology in an updated carrier and grip free strap for unmatched comfort. An expandable pocket holds keys and essentials; ideal for marathons, trail runs, hikes, climbs, and more. Details 18oz 535 mL BPA FREE Insulated Soft Flask with bite valve, keeps fluid cooler longer. Soft flask can be easily removed from sleeve. Proprietary soft flask