The Pinnacle Soft Flask 18oz Handheld features Nathan's advanced Exo Shot flask technology in an updated carrier and grip-free strap for unmatched comfort. It boasts an expandable pocket for keys and essentials, ideal for marathons, trail runs, hikes, climbs, and more.

• Lightweight, ergonomic mesh strap contours to your hand for a comfortable, no-grip fit.
• The 3-D soft flask bottom optimizes storage and minimizes size, collapsing as you hydrate for easy handling and storage.
• The small, wrap-around pocket with an elastic opening easily stores essentials like keys or nutrition.
• 18 oz / 532 mL BPA-FREE Nathan x Hydrapak soft flask with bite valve
• Proprietary soft flask interior rigid ExoSpine™ creates superior hand feel and support
• Soft flask can be easily removed from sleeve
• Weight: 25.75 oz / 73 g