In the Ice Guard IG10, Yokohama’s new and unique rubber compound technology maximizes traction by combining Shelled Micro-Bubble Technology and Silica Compound with ZERUMA Agent. The compound uses shelled micro-bubble technology to enhance the tire’s water absorbing power, helping the tread surface to stay solidly in contact with icy and snowy roads. If you need help picking out a tire, or have questions about sizing, please contact us at 1-480-966-3040.