Yokohama Ice Guard IG20 Winter Tire - 195/55R16 87T Four wide straight grooves eject snow and water, for high-grip road contact and straight-line stability Extended blocks provide improved handling and braking stability, with a quieter ride Micro-diagonal grooves deliver immediate traction during the critical first miles 3-D sipes create stronger tread blocks, maximizing traction on snow and ice Groove-in-Groove design controls uneven wear by dispersing stress and heat