Lululemon black city adventurer - Gem。City adventurers, we see you. This version of the backpack you know and love has an exterior water bottle pocket for quick access to hydration as you jet from work-to-workout. water-repellent fabric features Reinforced strap construction carries a heavy load when you\'re on the go all day Expandable pocket for your sweaty gear Exterior padded pocket fits a 16\" laptop Trolley-compatible sleeve Interior pockets hold the essentials In excellent used condition. Rare size as this retired style came in 17L or 21L this is 20L. See photo from my Lululemon Closet.