MEN'S CLOUD X SWIFTWICK A chest strap heart rate

A chest strap heart rate monitor (like HRM-Run™ or HRM-Tri™) unlocks advanced features such as lactate threshold and the HRV (heart rate variability) stress test

"Hooked On Onyx worked for me

It's all about perspective

We designed these shades to look good and fit comfortably on your face whether you’re haulin’ tail down a mountain trail or drinking beers in a Mexican cantina

SUPERFEET: GREEN

MEN'S CLOUD X SWIFTWICK A chest strap heart rateMeet your new training partner. The Cloud X is for those who refuse to define themselves by one activity. A lightweight and ultra agile shoe built to handle punishing paces and intense mixed sport workouts. It's at home on the track, street and in the gym. Get stronger, run longer. BEST FOR: Road running, HIIT, mixed sports training, gym sessions, workout classes, short runs Weight: 8. 47 oz Heel to Toe Drop: 6mm