Made from a nylon-like tough fabric but supple, light and easy to carry. The bag is lined in soft purple fabric and is clean inside. There is an inside key-clip hanger and a little flashlight. It is a larger size and has so many pockets-- three large exterior zip pockets and one zip pocket along with two open pockets inside. There is a long adjustable strap. 12" high 13" wide Approximately 4" thick when the expansion zipper is open. Color is between a gray/taupe/beige