Adjustable temple tips High quality We supply the frame with Plano Polycarbonate Lenses with an index of 1.59. Protection and Comfort The soft-touch rubber inserts on the inside of the frame front and on the inside of the temples ensures a perfect fit with maximum impact resistance. Furthermore, ocular Design enhances performance to prevent fogging. Assembly To allow the lens to be inserted into the frame you simply use a screw to easily open the ocular shape of the frame. 2 ALL RIGHTS RESERVED © With just a click the temple can be interchanged with the supplied elasticated strap. Technical Information SPORT PROTECTION | Easy lenses assembling You can open the ocular shape with a screw and simply insert the lens into the frame.