The Nathan Sports Pinnacle Soft Flask Handheld 18 oz is designed to deliver lightweight hydration with comfort and convenience for runners and outdoor athletes. Built with advanced ExoShot soft flask technology, the flexible flask compresses as you drink to reduce bulk and improve handling throughout your run. The proprietary ExoSpine internal support structure enhances stability and provides a secure, comfortable feel in your hand. An ergonomic grip free hand strap made with breathable wicking mesh contours naturally to your hand so you can focus on your pace without needing to hold tightly. A small expandable wrap around pocket offers convenient storage for keys gels or other essentials, making this handheld ideal for marathons trail runs hikes and everyday training.

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