SPX-TRA Optical Technology: Enhances visual sharpness by 30%, improving clarity and detail recognition ZEISS Full-Coated Lenses: Reduces glare and boosts contrast for a crisp, clear field of vision Lens Swap System: Allows quick switching between 3 lenses to adapt to various lighting and weather conditions Asian Fit Design: Tailored for Asian facial structures, ensuring better comfort and stability Lightweight Build: Semi-frame weighs only 28g, full frame just 31g—ideal for extended wear Limited Edition Gift Box: Elegantly packaged, perfect for collectors or as a premium gift