Smith Optics Interlock Trace Sunglasses - Black / Polarised Grey + Ignitor + Clear Mirror

•  Interlock Interchangeable - patented design for easy lens interchange
• Megol temple pads
• TLT Optics - Tapered Lens Technology
• Carbonic Lens - for impact protection
• TR90 Grilamid frame - for flexibility & strength
• Medium fit

Our View: Brand new for 2007/08, the Trace is part of the Interlock range. As such, it is at the cutting edge of interchangeable lens design. The arms twist to release the lens, so no more frantic lens pulling!