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.

GRIP FREE
Lightweight, ergonomic mesh strap contours to your hand for a comfortable, no-grip fit.

EXPANDABLE HYDRATION
The 3-D soft flask bottom optimizes storage and minimizes size, collapsing as you hydrate for easy handling and storage.

QUICK STORAGE
The small, wrap-around pocket with an elastic opening easily stores essentials like keys or nutrition.

Features

• 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
• Ergonomically-designed hand strap for grip-free comfort
• Breathable wicking mesh strap for maximum comfort
• Small expandable stash pockets for gels, keys and other small essentials
• Soft flask can be easily removed from sleeve
• Weight: 25.75oz/73g
• Storage Capacity: 15.25 cu in/0.25 Liters