XL-Backpack Black/Fluorescent Green. Huge in Volume. Derby/Inline/School/Travel (fits in airplane overhead or under your seat). This bag stands upright as you prepare for or complete your workouts, easily access all your property. Keep organized with the all the right pockets (computer, tools, phone, large top pocket for fast access). Lined pocket with mesh for ventilation. Keep your clean clothes separate from your stinky skates and protective gear. Large inside without the bulky size outside. Pockets in all the right places: padded computer pocket, separate pocket lined to keep your clean clothes from mixing with sweaty pads or stinky feet, tool pockets, velore phone pocket, large top zipper pocket for quick access, put your skates inside or outside with room to spare either way.