Side Walls Tyre Rubber are basically vertical indentation at sidewalls running from rim to tread. sidewall undulations can be observed in tires with taller sidewalls or operate at higher inflation pressures. The rubber has an enclosed compound knit together which does not allow the air pressure of the Tyre reduce easily. The product is capable of being unaffected in unfavorable and extreme conditions and temperatures. The rubber is elastic enough to accommodate the air pressure and can gain any desired shape due to its flexible characteristic. Apart from the safety part the product adds to the look of your tyres. Side Walls Tyre Rubber plays a major role in speed rating of the Tyre.