What customers want: maximum storage, versatility and mobility for classes and travel. Consists of 2 individual soft-side units. Top unit now sized to hold acid-free Super Satchel boxes. One 9000AB Super Satchel box included. Has outside front webbing strap with adjustable hook and loop closure, and 26 individual loops in front flap for markers, brushes, and tools of the trade. Large interior back pouch with protective flap holds up to 12" x 12" books, papers and projects. Padded shoulder strap allows you to transport the top unit separately. Side buckles connect top and bottom unit securely, and solid wall inserts in both units protect interior contents. Bottom unit has locking 2 stage handle and side handles for additional support. Attached double roller skate wheels allow for easy mobility. Available in red with black trim. Complete unit. Size 18"l x 13"w x 30½"h.