USWE Rush Hydration Vest features the bounce-free NDM fit and offers 5 easy access front pockets with a larger rear pocket for the 2.0L hydration bladder and extra clothes. Elastic side panels that expand along with the chest during physical exertion, allowing a constant tight and compliant fitZero bounce while running with No Dancing Monkey 4-point suspension vestMain compartment features a compression sleeve to prevent contents bouncing when on rough terrainLower back zippered mesh pockets carry spare tubes and other essentials Item SpecificationsBack ProtectionNoColorCarbon BlackDefined ColorBlackGender/AgeUnisexReservoir IncludedYesReservoir Volume (fl oz)2Weight318 USWE Rush 8 MTB Vest Hydration Packs UPC: 7350069254863