THE RIGHT TRACK

1. alexa chung striped jersey track jacket, $198,  net-a-porter.com  2. the upside cotton-mesh tank, $76,  matchesfashion.com  3. isabel marant etoile doriann stripe-trimmed track pants, $375,  matchesfashion.com  4. zara jogger trousers, $19,  zara.com  5. gucci printed stretch-knit headband, $260,  net-a-porter.com  6. mother intarsia ribbed stretch cotton-blend socks, $25,  net-a-porter.com  7. paradised aina mesh-paneled silk shorts, $240,  net-a-porter.com  8. isabel marant etoile darcy high-neck track top, $435,  matchesfashion.com  9. isabel marant hellea quilted leather slides, 192,  net-a-porter.com

1. alexa chung striped jersey track jacket, $198, net-a-porter.com
2. the upside cotton-mesh tank, $76, matchesfashion.com
3. isabel marant etoile doriann stripe-trimmed track pants, $375, matchesfashion.com
4. zara jogger trousers, $19, zara.com
5. gucci printed stretch-knit headband, $260, net-a-porter.com
6. mother intarsia ribbed stretch cotton-blend socks, $25, net-a-porter.com
7. paradised aina mesh-paneled silk shorts, $240, net-a-porter.com
8. isabel marant etoile darcy high-neck track top, $435, matchesfashion.com
9. isabel marant hellea quilted leather slides, 192, net-a-porter.com