<b>Strength available</b><br><br>+0.5/+0.75/+1.0/+1.25/+1.5/+1.75/+2.0/+2.25/+2.5/+2.75/+3.0/+3.5/+4.0<br><br><b>Specification: </b><br><br>Lens width: 1 7/8" (47mm)<br>Frame width: 5 3/16"(132mm)<br>Lens height: 7/8" (22mm)<br>Frame height: 7/8" (22mm)<br>Bridge (DBL): 1/2"(13mm)<br>Temple length: 5 1/2"(140mm)<br><br>Note:Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! <br> Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon. <br>To avoid damage, never clean your reading glasses with paper towels or clothing or alcohol, and also avoid using household detergents or soaps. While a few mild soaps don't harm lenses, today's extra strength soaps are powerful enough to slowly disintegrate lens coatings.