Gregory - Nano 20 - Daypack. Other material information: 210D Honeycomb Cryptorip Nylon; Bottom: 420D High Density Nylon; Lining: 135D High Density Polyester with Emboss|Carry system: chest strap|Carry system: detachable hip belt|Carry system: padded shoulder straps|Additional features: front zip pocket|Additional features: laptop compartment (15\")|Additional features: 2 side mesh compartments|Additional features: stretch compartment|Volume: 20 l|Extras: reflective details|Misc: Maximum weight (recommendation): 9.1 kg|Volume: 20