Osprey Packs Ozone Convertible Wheeled Luggage Features an "Ozone Day" removable day pack Fully adjustable harness to achieve optimal torso fit or removable if convertible option is not needed Easy adjustable and removable hip belt Dual vertical zippered full length front panel pockets provide addition organizational options and easy storage of longer items An easily accessed, zippered top accessory pocket is ideal for toiletries, liquids or other frequently needed items