Works on any Helmets / Size: 12inch*Length ,3.5inch*Height (Helmet not Included, we do not sell helmet) Hook and Loop will hold up to 200 mph high-temperature synthetic silk Customised cut and stick with different colors APPLICATION: costume cosplay ;Halloween party helmet mohark hawk, polo helmet,motorcycle helmet,ski helmet,bicycle helmet etc Motorcycle Mohawk Ski Snowboard Helmet Mohawk Sticky Adhesive