Includes a wide adjustable elastic strap with quick release system for secure fit. TPU frame features excellent resistance to cold and heat. Thermo Lens System provides excellent resistance to fogging caused by temperature difference between indoor and outdoor or between on-site and ambient environment. Special indirect ventilation system located at the top and bottom of frame allow air flow and heat release. Multi-functional goggle with 180ø vision, protects against chemical splash, sun glare, dust, flying particles, wind. Scratch resistant polycarbonate lens provides 99% UVA/B/C protection.