Spy optic general sunglassesspy optics general sunglasses are made of virtually indestructible grilamid with 8 base polycarbonate arc lenses these stylish dale junior signature print sunglasses feature spy optics happy lens a colour and contrast enhancing lens technology that provides 100 uv protection whilst maximising the transmission of the suns good rays they also feature snap hinges and hytrel nose pads and temple tips for a comfortable fit even in rainy conditions featuresgrila