The Nike 8131 prescription glasses sold by RX Safety are a comfortable, lightweight frame for all day use. These official Nike glasses are made of metal and are available in Satin Black, Satin Black/Racer Blue, Brushed Gunmetal/Wolf Grey, Satin Black/Space Blue, and Satin Black/Dark Beetroot. The Nike 8131 is a rectangle frame, that comes with co-injection plastic/rubber, and it is full-rim. If you like the Nike 8131 prescription glasses, go to our Nike prescription glasses. For more options check our Eyeglasses Collection.