T-Bird Sunglasses Birdz Metallic Silver That Fade To Glossy Black Frames. Smoked Mirrored ANTI-FOG coated lenses that are shatter resistant polycarbonate, rated UV400. Has comfortable vented EVA foam padding on the entire inside of the glasses to fit snug to your face and protect against wind and dust while still allowing your eyes to breathe. Also has comfortable rubber ear pads! Comes with a soft micro-fiber bag to store them in. And if you are using them for watersports, THEY FLOAT!!!