A classic that has been updated. Features removable waist strap and sternum strap for max stability on technical terrain. The M.U.L.E.A(R) bike pack provides 12 liters total storage and a 3-liter Crux(TM) reservoir with Quicklink(TM) hose connections. The Air Director(TM) foam back panel and ventilated harness keep you cool. An integrated tool roll, secure zip pockets, and exterior helmet carry serve up versatility and organization. Partially made with post-consumer recycled materials.FEATURESAir Director(TM) Back Panel: Channels air flow to keep you coolRemoveable Stability Belt: For additional fit and stabilityVentilated Harness: Lightweight and breathableAdjustable Sternum Strap: Offers a range of adjustments for a custom fit and increased stabilitySecure Phone Pocket: Keep essentials safe and easy to accessStretch Overflow Pocket: Quickly stash or shed an extra layerMagnetic Tube Trap(TM) Management: Keeps your tube secure and accessible when you need itIntegrated Tool Organization: Keep your CO2 cartridges, patch kits and more right where you can find themHelmet and Armor Carry: Stow and secure helmet, knee and elbow padsElastic Pump LoopReflectivity: For low light safetyMade with Sustainable MaterialsSPECIFICATIONSCOLLECTION:BIKEACTIVITY:PACKSUSER:UnisexHYDRATION CAPACITY:100 ozHYDRATION TYPE:Crux 100 oz Reservoir, StandardBPA/BPS/BPF FREE:YesQUICK LINK DISCONNECT:YesGEAR CAPACITY:9L/540gPACK WEIGHT:620g/1lb 6ozDIMENSIONS:45 x 22 x 23 cmFITS TORSO:43-53 cm/17-21 inBACK PANEL:Air DirectorWAIST BELT:Removeable Stability Belt: For additional fit and stabilityHARNESS:Ventilated Harness: Lightweight and breathableACCESSORIES INCLUDED:Magnetic Tube Trap(TM) Management: Keeps your tube secure and accessible when you need itNUMBER OF EXTERIOR POCKETS:5MPN: 2245001000 & 2245401000