Men's Square Folding Sunglasses UV 400 FD434The Beneunder Rectangular Aluminum Magnesium Folding Sunglasses combine lightweight durability and timeless style. Made with aerospace grade aluminum magnesium alloy, they weigh just 22g and feature UV400 sun protection with polarized lenses for glare reduction. These sunglasses are perfect for outdoor adventures and daily wear while ensuring modern sophistication.

Designed with a mountain-inspired aesthetic

Whether you're navigating city streets

and non-sticky feeling after sweating

making it ideal for prolonged wear without leaving marks

camping in the wild

extended cuff coverage

Mid Warmth (5°C–15°C): Retains heat by 37

The Amino-Skin line infuses amino acids and silk protein to hydrate skin and reduce winter dryness and static

providing multi-angle facial protection

or walking

UPF50+ fiber level protection and a breathable structure help keep outdoor movement light and comfortable

while its quick-drying fabric makes it an ideal choice for both sports and casual wear