Ferrari set the fastest time, Mercedes completed the most laps. Selected pictures from Formula One Test Days 2016 at Catalunya circuit in Barcelona, Spain. Scroll down to see more!
Lewis Hamilton of Mercedes AMG Petronas F1 team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Mechanic of Mercedes AMG Petronas F1 team watches start/finish straight at Formula One Test Days at Catalunya circuit on March 1, 2016 in Barcelona, Spain.
Esteban Gutierrez of Haas F1 team at Formula One Test Days at Catalunya circuit on February 23, 2016 in Barcelona, Spain.
Kimi Raikkonen of Ferrari F1 team at Formula One Test Days at Catalunya circuit on February 23, 2016 in Barcelona, Spain.
Max Verstappen of Toro Rosso F1 Team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Track marshal at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Sky reflected on Haas F1 team logo at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Nico Hulkenberg of Force India F1 Team at Formula One Test Days at Catalunya circuit on February 22, 2016 in Barcelona, Spain.
Sebastian Vettel of Scuderia Ferrari and Nico Rosberg of Mercedes AMG F1 Team fight through turns 10 & 11 at Formula One Test Days at Catalunya circuit on February 23, 2016 in Barcelona, Spain.
Lewis Hamilton of Mercedes AMG F1 Team at Formula One Test Days at Catalunya circuit on February 22, 2016 in Barcelona, Spain.
Romain Grosjean of Haas F1 Team at Formula One Test Days at Catalunya circuit on February 24, 2016 in Barcelona, Spain.
Maurizio Arrivabene of Ferrari F1 Team at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Mechanic of Renault F1 Team washes tyres at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Nico Rosberg of Mercedes F1 Team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Valtteri Bottas of Williams F1 Team at Formula One Test Days at Catalunya circuit on March 1, 2016 in Barcelona, Spain.
Engineers of Force India F1 Team work in half open garage at Formula One Test Days at Catalunya circuit on February 22, 2016 in Barcelona, Spain.
Lewis Hamilton of Mercedes F1 Team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Daniel Ricciardo of Red Bull Racing F1 Team reflected in the googles of team's mechanic at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Sergio Perez of Force India F1 Team at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Carlos Sainz of Toro Rosso F1 Team at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Lewis Hamilton of Mercedes AMG F1 Team at Formula One Test Days at Catalunya circuit on February 22, 2016 in Barcelona, Spain.
Felipe Massa of Williams F1 Team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Jolyon Palmer of Renault F1 Team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Daniel Ricciardo of Red Bull Racing F1 Team at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Felipe Massa of Williams F1 Team at Formula One Test Days at Catalunya circuit on February 25, 2016 in Barcelona, Spain.
Nico Rosberg of Mercedes AMG F1 Team at Formula One Test Days at Catalunya circuit on February 23, 2016 in Barcelona, Spain.
Toro Rosso F1 Team livery on the car of Max Verstappen at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Fernando Alonso of McLaren-Honda F1 Team at Formula One Test Days at Catalunya circuit on March 3, 2016 in Barcelona, Spain.
Main Grandstand and start/finish straight at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Jenson Button of McLaren-Honda F1 Team at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.
Lewis Hamilton of Mercedes AMG F1 Team talks to the media at Formula One Test Days at Catalunya circuit on March 2, 2016 in Barcelona, Spain.