BAG OR8 RUSH MESSENGER FLAT RACK PACK BKFeatures-Water resistant messenger pack designed to work with Origin8 front flat racks-Removable bottom panel provides structure and offers a sturdy platform for stacking items-Features a dedicated U-lock pouch and multiple pockets for pens and small items-Roll top closure with adjustable strap and buckle-Durable 600D Polyester construction with TPU inner liner for water resistance-Bag volume: 3800 CI (18.2`x11.2`x19`)Item Specifications-Size:18.2`x11.2`x19`-Color:Black-Volume:3800 c.i.-Bag Size Class:XXX-Large (700+ CI)-Mount: Straps