Prince Sunglasses with Ice Mirrored lenses By Von Boch Prince Sunglasses with Ice Mirrored lenses By Von Boch Silver-plated Metal Frame Measurements; 45mm lenses, 47mm max height and 123mm (outside temple to outside temple) These Von Boch (TM) Prince Sunglasses feature a carbon metal frame with a silver chrome finish and our exclusive Ice Mirrored Impermex() lenses (Impermex lenses are impact, scratch and impact resistant). 100% UV protection. 30 Day, no fuss, return policy and a 90 day warranty. Please note: The eye cannot be seen through the lenses. 30 Day, no fuss, return policy and a 90 day warranty.