Fototec Variable Tint Technology - 43% to 12% light transmission.
Neutral Smoke tint does not distort colors.
Ideal for bright Sun.
Blocks 100% UVA/UVB.
Frame Features:
Made of Grilamid TR-90, a homopolyamide nylon with an extremely high alternative bending strength, low density, & high resistance to chemical and UV damage.
Hydrophilic rubber ear & nose pieces for a no-slip fit.