Unit - Primer Polarized Sunglasses Womens The following standards apply to

The following standards apply to this product:

Human Motion hinges with Synthetic Ligaments engineered from Vectran Fibres (5X stronger than steel) provide progressive

Dual soft-TPR ErgoProtech metacarpo-phalangeal protective shell

Race collar

Unit - Primer Polarized Sunglasses Womens The following standards apply toPRIMER POLARIZED SUNGLASSES FEATURES: Polycarbonate Polarised Lens TR90 Frame (Swiss Material) Light Weight, Extremely Flexible Yet Super Strong With 100% Memory. The TR90 Material Will Keep It's Shape In Extreme Temperature Hot Or Cold. Impact Hinge Stainless Steel 82% silver 18% Lens Category 3 High Sun Glare Protection & Good UV Protection