Brand: Alpinestars MX Manufacturer's Part Number: 8989019-10 Part Type: Helmet Bags Product Line: Alpinestars MX Semi-Rigid Supertech Helmet Bags Automotive Fittings Part Number: MXA-8989019-10 UPC: 1180040199366 Helmet Bag Color: Black Helmet Bag Material: Polyester Helmet Bag Closure: Zipper Quantity: Sold individually. Description: Alpinestars MX offers semi-rigid helmet bags for models like Supertech M8 and M10. Your helmet is the most important piece of safety gear when riding—and likely the most expensive. When transporting and storing it, ensure that it won't be damaged or scratched up. These polyester bags provide the protection you need. They include easy zipper closure and handy straps to grab-and-go.