Package Contains 12 Zip Grips - The ZipGripGo is a brilliantly designed, easy to use, alternative traction device for when your vehicle is stuck in snow, ice and mud that fits nearly and kind of tire and all rims up to 22" - ZipGripGo is NOT designed for driving long distances. They are designed to use when your vehicle is stuck and only to be driven for 5-10 car lengths or until you are unstuck and back to safety. If you are looking for a traction aid made for driving at normal speeds for long distances we suggest that you use traditional tire chains. Good for cars, vans, SUV, trucks! Zip Grip Go is an innovative traction aid for drivers who want or need the assurance of chains but prefer the convenience zip ties. Zip Grip Go installs in just minutes. Designed to work best for driving you car, suv, pickup truck or van short distances and at slower speeds until you get to safety. Gets your vehicle unstuck from mud, snow, or wintery weather. No need to carry heavy chains or hard to use applications. Easy to install and keep in your trunk. This awesome product should be apart of every emergency kit.