Osprey flap jack courier bag these active everyday packs offer gender specific sizing and styling along with comfortable osprey carry and smart functionality all styles carry laptops safely and securely along with everything needed for a busy day around town osprey flap jack courier bag features triangulated support waist strap blinker patch drawcord weather protector earbud wire routers on harness gear organization interchangeable webbing padded laptop sleeve osprey flap jack courier bag s