Material: Tire snow chains are made of pure steel, thick TPU, steel studs and aluminum alloy fasteners. They are resistant to cold and aging, and durable, to ensure durability and service life.Non-slip: Thanks to its excellent traction, it can be securely mounted on the tire and provides perfect traction and grip on a smooth surface. Whether you are experiencing sand, dirt or snow, this non-slip safety chain works well or climbs.Reasonable hollow design: Alloy steel nail X-shaped cross distribution, effectively eliminate snow, enhance the anti-slip effect, the stability of the triangle to make the anti-slip effect more stable, with minimum braking distance and maximum traction sliding.Easy to install: The car safety chain is easy to install, suitable for all.