Lululemon Pack and Go Backpack 21L - Deep Artifact / Medium 。Great condition with a few water marks/stains but nothing too noticeable though. a few minimal tears on the straps that dont affect its use. From workday to weekend, this backpack has all the pockets you need to hold your essentials—plus a little bit extra. water-repellent fabric Fabric is water-repellent fabric. Gold Spice color Water-repellent features Designed for: On the Move Plenty of pockets: Stay organized with internal and external pockets Ventilation: Exterior zipper opens up for extra ventilation Water bottle pocket: Exterior water bottle pocket for quick access to hydration Laptop storage: Exterior padded pocket fits a 15\" laptop Travel: Slip pocket trolley strap Dimensions: 31cm x 15cm x 44cm (12.2\" x 5.9\" x 17.3\") Volume: 21L