The Deuter 'AC Lite 28 SL' backpack is the version of the AC Lite 28 for women due to its greater lightness and ergonomics to make it more comfortable. The Deuter 'AC Lite 28 SL' backpack is the version of the AC Lite 28 for women due to its greater lightness and ergonomics to make it more comfortable. It has the Aircomfort transport system that consists of a double breathable mesh on the back that provides optimal ventilation, ideal for drying wet or damp garments. A wide zippered opening on the front provides better organization and optimal viewing of the content. It incorporates a Extendable side pocket to keep objects closer to hand. The backpack is made of 600 D PES material, a light and tear-resistant fabric, and 210 D Polyamide, a highly resistant fabric against abrasions thanks to the density of your yarn.