HD NYLON WITH INBUILT WIRE FRAME ACROSS ZIPPER AREA AND HEAVY PADDING ACROSS THE BASE 14 EXT. POCKETS, 2 OF WHICH HAVE COVERINGS TO KEEP TOOLS SECURE INTERNALLY THIS BAG HAS 14 SIMILAR STYLED POCKETS NO LONGER INCLUDES SHOULDER STRAP QUANTITY-20 FULL PRODUCT DIMENSIONS 26x48x5