Smooth center tread with textured shoulders R2C - Kenda`s road-specific dual compound blends traction and speed REF - Reflective sidewall striping or hotpatch to aid in low light visibility KA - K-Armor is a proprietary casing material technology developed by Kenda for superior puncture protection and rolling resistance. The super light-weight material features a tighter weave than traditional puncture breakers while being lighter overall Standard 700x28 622 Fold Belted Bk/Bsk 110 120 70a/60a R2C/KA/REF YesUPC/EAN/GTIN: 047853629767