The Ray-Ban Khal Bio-Based (RB4472) is a small full-rim oval unisex sunglass built from injected bio-based plastic. The pictured Polished Blue Havana colorway shows a deep translucent navy front with grey lenses; small metal pin accents sit at the hinge corners and the bridge is a low keyhole. Compatible with prescription lenses, single-vision through progressive. Frame shape: Oval Rim style: Full-rim Frame material: Injected bio-based plastic Gender: Unisex Size: Small Measurements: 48 mm lens · 31.3 mm height · 20 mm bridge · 145 mm temple Colors: Polished Black, Blue Havana, Cream Havana, Dark Grey Havana, Havana, Violet Havana Configurations: Non-prescription or Prescription Lens options: Single Vision, Bifocal, Progressive Coating options: Blue Light, Photochromic, Anti-Reflective, Anti-Scratch