Specialized 33E HP finish and 100% genuine leather Molded design Fits most 40mm and 9mm double stacked magazines AirTek Double Open Medium Magazine Case is crafted with our specialized 33E HP finish and 100% genuine leather to provide lightweight comfort, scratch resistance and durability. Molded design for secure equipment placement and quick in/out access. Can be worn vertically or in a low profile position. Fits most 40mm and 9mm double stacked magazines.