Giro Chrono Expert Wind Vest BSS-000454 With a tread design that

With a tread design that deftly balances rolling speed with braking and cornering traction

Inspired road cycling performance with lasting comfort and value

the cassette lock ring holds 20 magnets that are detected by the integrated dropout sensor

Touchscreen Technology for use with mobile devices

Giro Chrono Expert Wind Vest BSS-000454 With a tread design thatAbout Giro Chrono Expert Wind Vest Windproof Your Core. The Chrono Expert Wind Vest is a go to barrier against wind and chill, and an ideal mid layer that pairs perfectly with a jacket when rain or colder temperatures demand it. The 2 way stretch wind proof ripstop fabric packs down into a jersey pocket with ease and the form fitting silhouette features a DWR coating to resist damp conditions and grime. A perforated back panel helps to optimize