Pro level high quality road tire that offers excellent rolling resistance superior wet or dry grip and a very high level of puncture resistance. Smooth center section with mild siping on the shoulders for improved cornering grip and bite. R3C is Kenda�s fastest rubber compound and used exclusively for high end racing tires - significantly lower rolling resistance and increased wet weather traction. KA - K-Armor is a proprietary casing material technology developed by Kenda for superior puncture protection and rolling resistance. TLR/TR - Tubeless (Light) Race is the lightest tubeless ready version of tires Kenda offers and also features an improved bead shape for better retention. REF - Reflective sidewall striping or hotpatch to aid in low light visibility