Internal optical clip easily positioned behind the mirrored or photochromatic lenses of the x3 model series. It's a low-cost economic solution that does not change the aesthetics of eyewear.

• Maximum protection and durability of the graduated lenses mounted on the clip thanks to the cover provided by the standard lenses.
• Performance of standard lenses kept
• Possibility to complete the clip with basic graduated lenses limiting the cost.
• Height: 29 mm.
• Length: 44 mm.
• Bridge: 27 mm.