Sway Frame:Matte Gray Tortoise so they don't slide down

so they don't slide down your face when you break a sweat

-Smith MAG™ interchangeable system

PROTECTION: Advanced ABS construction for increased impact protection and all-around durability

Each kit comes complete with the ODS3 RX Adaptor

Rubber bumpers keep frame from scratching sunglass lens

Sway Frame:Matte Gray Tortoise so they don't slide downVision ChromaPop polarized lenses cut glare and enhance color and contrast Carbonic polarized lenses cut glare, offer impact resistance and clear optics Smudge and moisture resistant coatings for easy cleaning and clear optics Fit Integration Medium fit, large coverage 4 base lens curvature Flatter frame for an everyday, casual fit Megol nose pads provide non slip grip so glasses stay put Adjustable corewire for a customized fit Frame Evolve bio based