Hankook DynaPro AT RF08 Off-Road Tire - 235/75R17 108S Dynapro AT tread design combines good feature from All-season and All-Terrain pattern into one new hybrid pattern Maintains flexibility for traction, yet stable for handling and resistance to irregular wear Off shoulder void and sharp shoulder aid traction and handling Lateral groove void and kerf density optimized to maximize snow traction and provide excellent wear Enough void and see through for adequate water drainage, and enough zigzag for aiding snow and off-road traction