Smith Ocular Docking System 4 Clear. The stainless steel adaptor easily snaps into place to provide the corrective vision required while maintaining an amazing field of view and lens interchangeability. Each kit comes complete with the Rx adapter microfiber cleaning and storage bag and lens pattern that allows any optician to mount the lenses. Specifications for Smith Ocular Docking System 4: Manufacturer: Smith Age Group: Adults Application: Casual Gender: Unisex Lens Color: Clear Color: Clear Fabric/Material: Stainless Steel Frame Material: TR90 Features of Smith Ocular Docking System 4 Optical insert Performance nose piece and optical lens carrier to fit the Ruckus PivLock Reverb PivLock and Flywheel models Medium fit/coverage TR90 frame material Package Contents: Smith Ocular Docking System 4 Lens Pattern Microfiber Cleaning and Storage Bag Smith 102250R804817: Ocular Docking System 4 Clear