ORESAI Mens Large Capacity Outdoor Sports Waterproof Hiking Backpack 60L Blend Import Material: Terylene,Ripstop nylon,Water-resistant Unit Dimensions: 26.3 inches H x 13.7 inches W x 13 inches T 60L High-capacity professional backpack for expedition, designed to be comfortable and functionally versatile high elasticity sponge with Airflow channels keep your back cool and dry Multiple attachment and straps for hanging tools, trekking pole, tents, sleeping bags, and other items