Recycled and virgin polyester with nylon webbing.Zipper opening with dual zip access with BEIS security delayed theft pullers.Large front zipper pocket with branded security zipper puller and webbing loop.Includes two slip pockets, two elastic mesh slip pockets, two large elastic mesh zipper pockets, and two side water bottle pockets with elastic gusset.Adjustable, ergonomic backpack strap.Water resistant, coated bottom panel.Comes with elastic key leash.Measures approx 13.39" L x 18.11" H x 7.09" D