The latest installment of the Zwift Race Series is here! Firecracker is a dynamic, vibrant run through four miles of Watopia's newest and driest route — Fuego Flats. Head out with Zwift's running community on July 4th, and take it to the limit. Go the distance to unlock the wicked cool Firecracker run shirt. Lace up and let's go!

#zrs2019 #firecracker4