Trick cyclists go viral for unbelievable synchronized bike routine

Cycling without hands is quite a feat, but this foursome makes it look easy.

4er Kunstrad Sirnach is a Swiss quartet consisting of Melanie and Jennifer Schmid, Celine Burlet and Flavia Zuber. The team has won a number of competitive events, but their latest video is truly awe-inspiring.

The video shows the four athletes, who are currently the UCI World Champions, riding handless and balancing on one wheel.They ride backward, spin and perform tricks in perfect synchronization.

Watch their unbelievable routine above.