STELLA

Lens Material:CR-39

CR-39 lenses are known for their scratch resistance, exceptional optical clarity, and true-to-life color accuracy.​

Lens Category: ​

Lens categories indicate tint and light transmission. Category 0 lenses are clear or very lightly tinted, ideal for indoor or overcast conditions. Category 1 lenses feature a light tint, suited for low-light environments. Category 2 lenses offer moderate tinting, perfect for everyday wear. Category 3 lenses are darker and designed for bright sunlight. Category 4 lenses are the darkest, intended for intense sunlight such as high-altitude settings, but are not suitable for driving.​

100% UVA and UVB protection.​

Size: Lens width 54 mm, bridge width 23 mm, temple length 145 mm.​

The lens width measures the horizontal diameter of a single lens. The bridge width refers to the distance between the lenses. The temple length measures the arms of the frame from the hinge to the tip.​

Fit: L​

The fit of the sunglasses is determined by the internal width of the frame, measured from hinge to hinge. Size S: 125–128 mm (4.9–5 in), M: 129–132 mm (5.1–5.2 in), L: 133–136 mm (5.3–5.4 in), XL: 137–140 mm (5.4–5.5 in), and XXL: over 140 mm (>5.5 in).​