Camelbak Shasta 30 + 3L. - Walking backpack Grey/Blue 30 + 3 L

Air support back panel: Designed with body mapping technology to ventilate areas of the body that generate the most heat, while keeping load close to your body for increased stability Dual wing belt with cargo: inner belt transfers weight to hips, while outer belt compresses cargo and offers additional storage Adjustable sternum strap: offers a range of adjustments for a custom fit and increased stability. | Cargo compression: keep gear close to your body for better balance and increased stability. | Essentials org pockets: keeps your small essentials organized and secure. | Secure zippered pocket: Keep essentials safe and easy to access. | Integrated rain cover: High visibility cover shields your pack and gear from the elements. | Side stretch pocket: expands for extra water bottle or Essentials