Firefly Blue Sun Messenger Bag Perfect for hauling your personal cargo, the Firefly Blue Sun Messenger Bag is made from vinyl and features the Blue Sun logo from the Firefly TV series. The flap closes with 2 snaps, the zipper-pulls read 'serenity' in Hanzi, and the adjustable nylon shoulder strap drops down to 18-inches. When cleaning, wash it directly. Do not put it in the washing machine, and do not use detergent including bleach or fluorescent. Hang the messenger bag inside-out and dry it at ventilated areas. Measures 17 1/2-inches wide x 13-inches tall x 3-inches deep.