Wikipedia
Cervélo
Cervélo Cycles is a Canadian manufacturer of racing and track bicycles. Cervélo uses CAD, computational fluid dynamics, and wind tunnel testing at a variety of facilities including the San Diego Air and Space Technology Center, in California, US, to aid its designs. 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.