Specialized Hemisphere Flat Resistant tire, the ultimate choice for commuter cyclists seeking durability and unparalleled performance. Designed for those who crave adventure beyond city streets, the Hemisphere makes changing inner tubes a thing of the past with its BlackBelt puncture protection. The rubber compound is durable and provides and multi-terrain traction for confident all-weather riding on any surface. The Hemisphere is a tire that goes the distance. MULTI-TERRAIN TRAction: the combination of various sized lugs distributed close together throughout the tire provides smooth, safe and quiet handling on city streets and even on dirt roads. RELIABILITY: The BlackBelt Protection offers excellent puncture protection. LONGEVITY: The Hemisphere tire is built with a high-performance rubber compound designed to go the distance season after season, so you won't have to worry about changing tires anytime soon.