Lululemon Easy Days Backpack NWT Designed for: On the Move Secured pockets: Secure your stuff in the exterior zippered pocket Water bottle pocket: Quick-access exterior pocket fits a water bottle Laptop storage: Exterior padded pocket fits a 15" laptop Convertible: Converts into a backpack by using stowable tote clips Essentials pocket : Store your must-haves in an interior pocket Dimensions: Dimensions: 25.5cm x 13.5cm x 44cm (10" x 5" x 17") Volume: Volume: 20L