Rodoe JX2 Clip On Flip Up Compositie Durable for RX Reader Sunglasses Composite frame Composite lens non-polarized Lens width: 2.5 inches Enlarged, clear frame for better peripheral vision and eye protection Ultra Durable Shatter & Scratch Resistant Lens - Made with thermoplastic polymers Fits over most small/medium size square readers/rx glasses & Flips up when not in use Measurements: Length 5.25 Inches, Lense width 2.25 Inches by 1.5 Inches, Clip with 1. Inch, Inside bridge width: .75 inch Sold By Rodeo an American Company