Air Support Pro Back Panel: Designed with body mapping technology to identify and ventilate the areas of the body that generate the most heat. Lightweight and breathable high pile mesh construction 3D Vent Mesh Harness: Lightweight and breathable with added cargo. Designed for all-day comfort Hip Belt With Cargo: Added stability and quick access to essentials Helmet Carry: Stow and secure helmet Integrated Tool Roll: Keep your CO2 cartridges, multi-tool, and tire levers safe and secure