SHINU Mens Blue Light Blocking Glasses Progressive Multifocal Reading Glasses Photochromic Sunglasses Presbyopia Men

here progressive major for without CYL, this is finished lens. only (progressive 156cyl is freeform lenses. progressive no cyl , the degree can be up ±3.00,ADD+1.00 to +3.00., up not only + for see near. . - Myopia for far also ok.  but must less ±3.00, Add must more than +1.0 and Less than +3.0. this is very important. freeform can out of them and with cylinder diopter (astigmatism). so. here 3 function you can order : normal anti radation. blue light   blcoking. photochromic grey or brown color. both single visoion or porgressive. How to change the color in the sunlight. please check this video         PLEASE CHECK THIS SIZE BEFORE YOUR ORDER. THANKS.   really important. bigger or small will loss money. Frame size information Frame color-C1   Frame color-C2   Frame color-C4     Frame color-C20     Description: During the trial-wearing process of prescription glasses, it takes about a week to adapt. Some discomforts that begin to appear are normal, such