KOSTIN Recycled Black/Green Polar Fleece Jacket - Eco-Friendly Outdoor Winter Wear for Hiking, Camping & Cold Weather Activities

Inspired by the Froyd optical frame, Kostin scales up the classic optical silhouette with a robust acetate frame and an optimized fit for use as a sunglass. The result is a rounded sun frame that’s timeless and versatile, with nuanced details like a keyhole bridge, split bar tack hardware, and flipped temple design. Kostin is available in a Recycled Black and a Bio acetate, for those that want style and sustainability.

• Frame Material: Recycled black frame handmade from zyl acetate.
• Hardware: Robust triple rivet design paired to a five barrel hinge and finished with a signature fish scale wire core.
• Lens: Green polarized CR-39 lenses manufactured by Carl Zeiss Vision. Featuring 100% UVA/UVB protection and 4 base curve.
• What's In The Box: Includes a premium hard sunglass case and custom printed polishing cloth.