Piquadro Arne Backpack is a technical laptop backpack designed for commuting and urban cycling. It combines integrated LED visibility and a separate shoe compartment with protective laptop and tablet storage. Key attributes: Blue | Polyester | Shock-absorbing laptop protection | Water resistant fabric | Adjustable sternum strap (horizontal & vertical) | Bike helmet attachment (mesh) | Bicycle anti-theft attachment / bike lock straps | Integrated LED light | Shoe compartment | Expansion system | Fixed top handle | Carabiner (1) | Padlock/bike lock straps | Two main compartments | Dedicated padded laptop and tablet sleeves | Separate shoe compartment | Dimensions & fit: 29.0 X 43.0 X 19.0 (cm) | Holds up to 15.6" notebook | Capacity: 26 L | Weight: 957 gr | Composition & care: External: 100% Polyester | Internal lining: 100% Polyester | Clean fabric with a damp sponge and mild soap. Rinse with a clean damp sponge and dab with a cotton cloth. Do not use solvents or chemicals. Do not iron or dry clean. Avoid direct heat while drying.