Nathan Pinnacle 18oz Soft Flask Color:Electric Blue elastic fabric at the back

elastic fabric at the back to ensure excellent body-temperature management during stormy weather

It’s designed for light and luxurious performance with a little extra bounce and added durability

greater flexibility

ensuring that nothing holds you back while training

Nathan Pinnacle 18oz Soft Flask Color:Electric Blue elastic fabric at the backThe 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