Three Tire Upgrades: Grease-Free Commuters

Michelin Jet

Hopping curbs? This tire is fast-rolling and built for dirt or pavement. [$55; bike.michelinman.com]

Continental Gator Hardshell

Virtually puncture-proof, the Gator has two kinds of built-in armor. [$65; conti-online.com]

Schwalbe Marathon Supreme

A moto-inspired, rolled casing means superior traction. [$80; schwalbetires.com]