18 Helmet Vents, 4 Brow Ports Overbrow Ventilation Features Intake Ports On The Brow Of The Helmet To Usher In Cool Air And Push It Through The Air-Channel Matrix For Full-Head Ventilation Compliance: CPSC Bicycle Flex Spherical + MIPS - Comprehensive Energy Management - Flex Spherical Enhances Our Ability To Address High-Speed Impacts, Low-Speed Impacts, As Well As Rotational Impacts. Fusion In-Mold Polycarbonate Shell - A Process Pioneered By Bell Bonds The Helmet's Outer Shell To The EPS Foam Liner To Create A Sturdier Helmet Progressive Layering: The Process Of Engineering A Helmet Liner With Variable EPS Foam Densities To Better Manage The Transfer Of Energies After Some Impacts Adjustable Visor Accommodates Both Goggles And Glasses Float Fit - A Minimalist, Lightweight Fit System With An Easy-To-Turn Rubber Overmolded Dial For Adjustments (Integrated With MIPS) Sweat Guide Pad Design Pulls Moisture Away From The Brow Pad And Away From Eyewear