Large Vintage Pilot Messenger Bag Sling Flap - Olive Drab 100% cotton Vintage-style B-15 pilot messenger bag with adjustable shoulder strap. Large main compartment with Velcro front flap. 2 side & 5 zippered pockets (side, back and interior). Heavyweight 100 percent cotton canvas. Brown leather trim, brass hardware. Approx. 14.5"x11"x5.5".