The Perfect Vest For Your First UltraPlush next-to-body materials and fully adjustable Comfort Glide fit system make the Highland Vest your comfiest piece of gear for long training runs and races. Paired with a 1.5L reservoir (included), water bottle pockets and secure storage throughout - this vest has everything you need to hit the trails. FeaturesComfort glide back adjuster system for full body adjustability for a secure, snug fitIncludes a 1.5L reservoir so you have everything you need to run your first raceEasy-access main storage area features a quick-auto closure and magnetic buckle to securely carry gearUp front pockets hold up to 2 Body Bottle 500 water bottlesDedicated secure phone storage in up front mesh pocketCompatible with up to a 2L reservoirLarge, rear mesh stash pocket stores quick-access gearSecure hose clip at front chestMaterials100% polyester100% polyesterSpecs Weight (without bottles): 8.15oz / 231 g Volume: 610 in3 / 10L | Ultimate Direction Highland Vest in Blue Size Medium/Large