Experience superior eye protection with these Men's Round Polarized sunglasses featuring advanced ND filter technology. The built-in ND filter blocks dazzling sunlight and indoor blue light, reducing eye fatigue for clear vision. Enhance your style with the timeless round design, for both casual and formal occasions. Customize your vision with the innovative Infinity Dimming feature, adjusting lens darkness for optimal comfort in any light condition. These durable sunglasses are multifunctional, suitable for outdoor adventures, daily wear, and professional settings. Enjoy all-day comfort with adjustable features catering to all head sizes, ensuring a safe and comfortable wearing experience wherever you go. Item Name: Sunglasses Material: Stainless Steel, Aluminum Alloy Features: 1-9 Gear Adjustable, ND Filter, UV Protection Size Details: A(Classic): Diameter of Lens Frame: 5.85cm/2.3", Total Length: 12.75cm/5.0", Leg Length: 14cm/5.5" (Approx.) B(Thin): Diameter of Lens Frame: 5.47cm/2.2", Total Length: 12.43cm/4.9", Leg Length: 14cm/5.5" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Pair of Sunglasses1 x Glasses Cloth (Random Color)1 x Glasses Box