ASTM-SEI certified (ASTM F1163-15 standard). carbon fiber printed die-cut profile. vents above and behind for better efficiency, particularly in high temperatures. Streamlined hull that goes low at the back. Comfort foam keeps the head in place for added protection. Color available in store: Carbon Grey. For all other colors, please place your order by e-mail or telephone. Other colors: matte black, cocoa brown, navy blue, pink, purple, white and electric blue. Available in sizes: XS, S, M, L, XL.