5 panels. Flat visor. Reinforced front panels. Recy snap back. 4 seams on the visor. Fine lasered holes on side and back. Hea... 5 panels. Flat visor. Reinforced front panels. Recy snap back. 4 seams on the visor. Fine lasered holes on side and back. Head circumference: 58cm. Visor constructed with plastic core structure.