Athletic shape. Reinforced panels. Carbon visor. 6 panels. Stitched eyelets. Fully closed. Suitable for head circumferences: ... Athletic shape. Reinforced panels. Carbon visor. 6 panels. Stitched eyelets. Fully closed. Suitable for head circumferences: S/M between 54 and 58 cm and L/XL between 57 and 61 cm.