This BMC messenger bag is a standard size messenger bag capable of carrying unfolded A4-size documents. The bag has Velcro closures, buckled strap closures and an inside separator to protect your documents. The glow-in-the-dark reflectors on the straps will help keep you safe too ! The bag is richly embroidered on the inside as well as the outside and contains an inside zipper pocket for keys or loose change. The bag also has two adjustable straps to secure the bag over your shoulder and around your waist.