Optimised Airflow - The large sized direct ventilation and top and side perforations allow for maximum airflow, helping to prevent fogging. High Impact & UV Resistant Anti-Mist Lens - For optimum eye safety and protection, these goggles can withstand medium energy, high-speed impacts of up to 120m/s (270mph).The tough polycarbonate, UV resistant clear lens with anti-mist coating ensures durability and clarity of vision, whilst protecting eyes from harmful rays from the sun. Comfortable Fit & Spectacle Friendly - With an adjustable elasticated head strap and soft vinyl flanges, the goggles conform comfortably to facial contours to provide a secure and snug fit, whilst accommodating heads of various sizes. They can also be worn comfortably over spectacles. Lightweight & Compact - The lightweight and compact construction allows for additional comfort, easy storage and convenient portability, without compromising on durability. EU Standard for Eye Protection - Conforms to EN166:1B (3.4.9), ensuring the Scan Direct Vent Safety Goggles meet specific EU standards for eye protection.