Prescription safety glasses by Bolle, the Bolle Contour Rx is a stylish wrap-around style safety frame. Sporty in appearance and light-weight and comfortable to wear. They would make wonderful sports eye protection. Stylish and comfortable certified prescription safety glasses. Order your new Bolle Contour Rx prescription safety glasses online. The suitable prescriptions for this frame are between -3.00/+3.50 and -4.00 cylinder corrections.