With the Crossroads tire, Specialized redesigned their popular Crossroads tread, making it the best, most robust multi-terrain tire out there. Whether on your mountain bike or town bike, this tire is ready for the rigors of everyday street life. And with Flak Jacket flat protection, plus a rugged casing and smooth-rolling tread, you'll get around town easily without worrying about flats or traction on parkways and cobbles.