Produced with Hydrocarbon Free (Clean) Oil, meeting the EU REACH level of compliance.Multiple sipes in center tread blocks for all terrain traction.Large shoulder blocks for improved handling and steering response on road.Arched and segmented stone throwers molded between shoulder treads to help eject whatever you just crushed.Four channel circumference grooves aids in wet grip.Rim Protector provides extra protection for rims from curbs.Deep tread sipes for all-weather performance.