The Kaces 5KB keyboard bag is made from a water-resistant, heavy-duty Cordura that protects your board from the elements. High-density padding protects it from bangs and bumps. The softshell keyboard bag has four luggage-grade zippers and extra stitching at stress points assure durability. Internal dimensions: 34-1/2" x 12-1/2" x 5"Water-resistant, heavy-duty Cordura outer shell High-density padding Four luggage-grade zippers Extra-strength stitching at stress points Internal dimensions: 34-1/2" x 12-1/2" x 5"