Hankook Optimo H418 Tires are Now 25% Off Plus Free Shipping! The Optimo H418 sets the standard in Grand Touring All-Season tires. High-Angle directional grooves channel water away for great wet weather traction, while a solid central rib aids in handling. High kerf density adds cutting edges that improve grip on snow and ice, making the Optimo H418 a great choice for year-round driving conditions.