UA Storm technology provides a highly water-repellent, element-resistant finish.Sturdy, PU-coated and foam-lined bottom and side panels for added durability.A large ventilation pocket for laundry or shoes and internal pockets for small items for better organization.Molle straps and a large front zip pocket.Double water bottle pocket.Adjustable shoulder strap.Volume 40L.Dimensions 55x27x25.7 cm.