Native Eyewear Cable Interchangeable Polarized Lens Sunglasses Single snap-back interchangeable lens system Rhyno-Tuff air frames are lightweight and comfortable enough to wear all day Anti-ocular intrusion system prevents your lenses from dangerously shooting toward your eyes in the event of an impact Optimal fit for large to extra large profiles Cushinol nose pads ensure a soft feel and custom fit, regardless of nose shape or size