Werbeplakate

Cervélo - Canadian manufacturer of racing and track bicycles. Cervélo uses CAD, computational fluid dynamics, and wind tunnel testing. Frame materials include carbon fibre.
Cervélo currently makes 5 series of bikes:
the C series and R series of road bikes, the latter featuring multi-shaped, "Squoval" frame tubes;
the S series of road bikes and P series of triathlon/time trial bikes, both of which feature airfoil shaped down tubes;
and the T series of track bikes.