Dragon sunglasses combine bold square styling with advanced smart tint control, allowing light transmittance to adjust from 63% to 17% instantly using a smooth built-in slider. The ultra-fast Eclipse™ lenses change tint in under 0.1 seconds, 1,800 times faster than photochromic glasses, while providing 100% UV protection and polarized lenses. The water-resistant IPX4-rated TR-90 and titanium frame ensures durability and all-day comfort. Gold embossed designer frames and a sculpted aesthetic reflect the dragon’s fearless energy, and the 60 mAh battery delivers up to 79 hours of tint adjustment with quick-charge and auto on/off power-saving, making Dragon sunglasses a stylish and high-performance choice for any fast-changing light environment. | Chamelo | | Lifestyle Dragon Slider HVL | Metal Frame | Adjustable Electronic Tint Sunglasses | Glossy black gold frame | Smoke lenses | Best Buy