Here is big size square clip on for square big frame. total 4 color : grey and yellow is polarized lens. red and orange is pc lens.
C1 YELLOW polarized driving lenses clip on. night vision. for blue light blocking more than 75%
C3 grey lens polarized sunglasses clip on.
C5 Orange lens blue light blocking 99.5% blue light. Long time use
blue light blocking glasses major these 3 type lenses. clear, yellow or orange and red lens
Red lens can blocking all the blue light.. can make good sleep if wear before you go to bed. but too dark. don't wear more than 2 hourse.
Orange blue light glasses 99.5% blocking for gaming computer or hard working long time. and good sleep feeling glasses.
Yellow lens can blocking 78% bluelight. and It's have other function : night vision. for driving is better. so. yellow lens we use polarized lenses. driving in the night will be working well.
C6 RED LENS FOR BETTER SLEEP . CAN NOT WEAR LONG TIME. ONLY BEFORE THE BED.
