Khal Bio-based
Khal Bio-based
Prescription
Prescription
✓ Progressive
✓ Blue Light Blocking
✓ Photochromic Lenses
✓ Reading
✓ Color Tint
✓ Driving Lenses
Services & Guarantees
Services & Guarantees
- FSA/HSA Eligible
- 45-Day Exchanges & Returns
- 365-Day Warranty
- 3-Day Shipping Available
- Free Shipping Over $90
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
Single Vision
Corrects vision for one distance, like reading or driving. Simple and effective for daily use.
Bifocal
Combines near and far vision in one lens with a visible line. Great for switching between tasks easily.
Progressive
Blends near, mid, and far vision smoothly with no lines. Ideal for all-day versatility.
Blue-Light Blocking
Reduces eye strain by filtering harmful blue light from screens and devices. Perfect for long hours of digital use, it helps improve sleep quality and comfort.
Photochromic
Adapts to light changes, darkening outdoors and lightening indoors for convenience. Protects against UV while ensuring all-day comfort.
Anti-Glare
Minimizes reflections and glare from bright lights or surfaces for sharper vision. Ideal for driving or outdoor activities, it enhances clarity and reduces fatigue.
Shipping Information
Free U.S. shipping on orders over $90
Shipping rates start from $9
U.S. Shipping
• 3 Business Days
• 6 to 9 Business Days
• 10 to 14 Business Days
Local Pick-Up (Free)
International Shipping
• Rates calculated at checkout, duties and taxes may apply
365-Day Warranty
Covers manufacturing defects for 365 days; does not cover damage from accidents, neglect, or improper care.
45-Day Easy Returns & Exchanges
Return, exchange, or refund within 45 days for any reason—hassle-free.
VISION GLOBAL
Reliable eyewear and precision lenses backed by quality craftsmanship and dedicated support.
New Customers Save 10%
Join our email list and get 10% off your first purchase.
Shop with an expert
Our team is here to help with lenses frames and any questions you have.
FAST AND SECURE DELIVERY
Orders are processed quickly and shipped with reliable tracking.
EASY RETURNS AND EXCHANGES
Return or exchange your order within 45 days with no hassle.