Tire Unblocker: |link|

Look for UV-stabilized, heavy-duty nylon or reinforced polypropylene. These won't brittle in freezing temperatures.

Not all tire unblockers are created equal. Consider these factors: tire unblocker

This is the most critical step. Switch to a low gear and onto the tracks. High-speed spinning will melt the plastic teeth on your unblocker and render it useless. Steady, low-RPM pressure is the key to letting the "blocker" do its job. 4. Momentum is Your Friend Consider these factors: This is the most critical step

Friction against ice or rocks can shred your tread or even cause a blowout. Step-by-Step: How to Use Traction Tracks Steady, low-RPM pressure is the key to letting

Before sliding the tracks under the wheels, use a shovel (or your foot) to clear away excess mud or snow from the front or back of the tires. You want the unblocker to lay as flat as possible. 2. Position the Unblocker

Here is everything you need to know about using tire unblockers to regain traction and protect your tires. What is a Tire Unblocker?