Constructed of double-layered, 600 by 300 denier Polyester * Exceptional resistance to abrasion, punctures, and tearing * 10 interior pockets include: 3 tool sleeves, 1 power tool/cord sleeve, and 6 universal pockets * 35 exterior pockets include: 9 screwdriver/nut driver pockets, 11 pliers pockets, 11 utility pockets, 2 wire stripper pockets, and 2 Velcro closeable pockets * Water-resistant to avoid the buildup of mold and mildew