Protection Range: 190-488nm ， 620-660nm (typical range: 405nm 445nm 450nm 473nm 488nm 635nm 638nm 650nm 660nm) OD: 4+ 6+ Material: PC , CE APPROVED PACKING INCLUDING: LASER GLASSES*1 Glasses Both*1 Protective Carrying Case*1 ATTENTION: this glasses will block all red light , so when you wear this glasses , you can't see any red light , because red light is all bocked