(1) The technologicconstant innovation in bifocal safety glasses

(2) The character isbigger difference than general(traditional) bifocal safetyglasses

(3) "Truth is straigerthan fiction" and "Seeing is Believe"

(4) Samples requested arefor customers'' keen interested

(5) The diopter : 1.0 /1.5 / 2.0 / 2.5

(6) The lens &temples are replaceable based on customers''requested