Nano Vest with 2 x 1L Quick Stow FlaskOffering freedom of movement and two, one litre Quick Stow Flasks, Camelbak's Nano Vest is an essential choice for ultra runners.ComfortFor comfort, Camelbak have designed the Nano Vest with 3D Micro Mesh Technology for multi-directional airflow, creating a lighter feel with maximum breathability. A dual sternum strap also offers a range of adjustments for a greater fit over more technical parts of the trail and with advanced cushioning, you'll appreciate added comfort. AdditionalFor the trail and ultra runners, the newly updated Nano Vest is lighter than ever before, weighing less than 140 grams. Two best-in-class Quick Stow™ flasks also provide simple trail hydration with the bottles deflating as they lose water; ideal for saving on space and weight. The secure phone pocket is also conveniently placed, with a zipper closure for secured quick access when wanting to take a quick snap of the view or change the track to up your motivation.Additional features include a stretch overflow pocket to stash an extra layer or rain shell, safety whistle and reflective detailing.Features:3D Micro Mesh: Multi-directional air flow and cushioning to maximise comfort and breathabilitySecure Phone Pocket: Conveniently located with a zipper closure for secured quick accessTrekking Pole Carry: Easily remove or replace poles while runningDual Adjustable Sternum Straps: Offer a range of adjustments for a custom fit and increased stabilityFuel and Gear Storage: Organise run essentials with pockets specifically designed for Quick Stow flasksStretch Overflow Pocket: Quickly stash a shed layer or rain shellSafety whistle: Extra assurance in case of an emergengencyBuy Camelbak from Chain Reaction Cycles, the World's Largest Online Bike Store.