Modeled after Goodyear`s Assurance All-Season automobile tire the Transit Tour combines a durable utilitarian construction with directional siped tread that offers unsurpassed all-weather traction. DYC - Dynamic Compounding formulated for on-road applications with an emphasis on durability. REF - Reflective sidewall striping or hotpatch to aid in low light visibility. EBIKE50 - has achieved a passing rating for use with E-Bikes up to 50kph and is ECE-R75 approved. S3 - shell protection- 3mm aramid infused sub-tread layer provides effective puncture protection