HJC F100 Modular Helmet. Advanced fiberglass composite shell. ACS - Advanced Channeling Ventilation System : Full front-to-back airflow flushes heat and humidity out of the helmet. Pinlock-Ready HJ-45 Visor: Provides 99% UV protection, anti-scratch coated. Full front-to-back airflow: Two (2) intakes and one (1) exhaust. Dark Smoke sun shield installed. Interior parts : Moisture-wicking and dry. 3D contour cheek pads for comfort. Crown and cheek pads : Removable and washable. Glasses Grooves : Accommodates riders with eyewear. It comes standard with Pinlock insert, chin curtain and breath deflector. DOT Approved. Note: Helmet ships with a Clear faceshield and uses the HJC HJ-45A (for sizes XS, S and M) or the HJ-45B (for sizes L, XL and 2XL) Face Shield as a replacement.