Aero Control incredibly aerodynamic and top performing shell; tested in the wind-tunnel and able to provide a really impressive CX rate. Any position the head will assume the outflow of the air will be perfectly in line with the helmet.
M: 52-58 cm or 20-1/2 - 22-7/8 Inches
L: 59-62 cm or 23-3/8 - 24-1/2 Inches
White, Black/Red, Limited LeTour Edition Black/Yellow, Matte black