The Oakley Portal X Polished Black with Prizm Jade lenses is a stylish and functional pair of sunglasses designed to enhance visual clarity and comfort. 

 Specification :

1. Frame:

   • Color: Polished Black
   • Material: O-Matter - A lightweight, durable material that provides comfort and impact resistance. The polished black finish gives the frame a sleek, modern look.
   • Design: The Portal X features a full-rim, sporty design that combines performance with style, making it suitable for a variety of face shapes.
   • Fit: Standard fit, designed to comfortably accommodate various face shapes and sizes.

2. Lens:

   • Type: Prizm Jade
   • Color: Jade Green with a mirrored finish.
   • Lens Technology:
     • Prizm Technology: Enhances color, contrast, and detail to improve visual clarity. Prizm Jade lenses are designed to enhance visibility and reduce glare in bright conditions, offering a balanced contrast and color perception.
     • UV Protection: 100% protection against UVA, UVB, UVC, and harmful blue light up to 400nm, ensuring comprehensive eye protection.
     • Light Transmission: Approximately 14%, making these lenses suitable for bright conditions. This light transmission helps reduce glare while maintaining visual comfort.
     • Base Lens Color: Green, which provides a cool tone and enhances contrast while reducing brightness and glare.

3. Optical Features:

   • High Definition Optics (HDO): Provides clear and sharp vision with minimal distortion, maintaining accurate visual representation across the lens surface.
   • Impact Protection: Meets or exceeds ANSI Z87.1 standards for high-velocity and high-mass impact resistance, ensuring durability and safety during use.

4. Fit and Comfort:

   • Nose Pads: Unobtainium nose pads for a secure fit that increases grip with perspiration, ensuring comfort during extended wear.
   • Temple Pads: Unobtainium ear socks for enhanced grip and comfort.
   • Three-Point Fit: Ensures that the frame holds the lenses in precise optical alignment while minimizing pressure points, providing a comfortable fit for prolonged use.

5. Dimensions:

   • Lens Width: 59 mm
   • Lens Height: 44 mm
   • Bridge Width: 17 mm
   • Temple Arm Length: 137 mm