The Tecnifibre Eye Protection Glasses are approved by the England Squash and Racket Ball Association.The lenses are made from shatterproof polycarbonate with anti-scratch and anti-fog coating.Fogging is also prevented by vented shield that enhances the air flow.The nylon frame is impact resistant and features curved side arms with rubber grip to hold it in place.Protection and comfort of wearing is provided by moulded nose piece made from soft rubber.The glasses come with micro fibre cleaning and storage pouch.