The Grid Backpack from Altura is finished with a DWR coating to repel showers, as well as reflective detailing to increase visibility in low light conditions. Complete with internal organisation, a laptop sleeve and a front storage pocket, the backpack will have ready for all your commutes.DWR (durable water repellent) finishLaptop sleeve (fits 15\" laptop)Internal organiser Roll top closureAttachment loopFront storage pocketReflective detailing - for increased visibility Capacity: 30 litres