Large unisexavy blue backpack in Cordura polyester, 40% , water-resistant fabric, adjustable padded back straps, internal compartment for 13-inch laptop, one external zipped pocket, logo patch on the front, one handle on the top, two large exterior pockets for bottles, 2 interior mesh pockets, compression straps on each side, beige leather details. Capacity : 20 liters. The top of the bag can be rolled up on itself and closed with a strap with metal loop to go from 65 to 45 cm high.