The claims. Tyre Grip creates a "better grip on snow, ice, and slush" by providing "an adhesive surface that grips the roads." You spray it on tires, and it's supposed to work for up to 50 miles ...
If that too doesn't work, use some shampoo water and spray it on the tyre. You will see bubbles ... 4 Plug the puncture The puncture repair kit comes with a plug that needs to be threaded in ...