Features1Reliable and Sturdy: Snow studs are made of steel material, tough and firm, with nice strength and fine craftsmanship, not easy to break, rust or corrode. 2Come With Tool: Easy to install with the incluyded installation tool; Able to easily removed and saved for next use. 3Package Content: You will receive 100 snow tire studs and an installation tool, enough to satisfy your demands for daily use and replacement. 4Application Range: Has a wide application range, suitable for mountain bikes, electric cars, scooters, motorcycles with a tire thickness of more than 10mm, to avoid puncture tires. 5Notice: Please measure the tire thickness before place your order to choose the steel nails with appropriate length.SpecificationItem Type: Snow Tire StudsMaterial: SteelColor: As ShownApplication: For Winter, Snowmobile, Motorcycle, Bicycles, ScooterProduct Size: Single Size: Approx.4x12mm/0.2x0.5inTotal Weight: Approx.86g/3.0ozPlease According To The Tire Type, Specification And Size To Choose The Use Amount.Reference: It Is Recommended To Use 100pcs For Per 8.5inch Scooter.Package List100 x Snow Tire Studs1 x Mounting Tool