This lightweight seat and handy storage bag features a black enameled steel tube frame that folds flat to just 18” × 15¾”. When open the seat measures 13¾” in size. The storage bag which snugly fits under your seat and converts to a backpack for easy carrying is made of durable canvas backed with a vinyl waterproof lining. 

The 12 × 10½” bag is big enough to carry a large selection of supplies and has two full width pockets for getting at pads and sketch gear quickly and easily. Two adjustable straps snap on and off for use over the shoulder or most commonly as a backpack.