Khal Bio-based
Khal Bio-based
FSA/HSA eligibleUse pre-tax dollars on prescription glasses
Prescription eyewear is an eligible FSA and HSA expense. Pay with your FSA or HSA card at checkout, or pay another way and submit your order receipt to your plan for reimbursement.
12-month warrantyCovers manufacturer defects
Every pair, frame and lenses, is covered against manufacturer defects for 12 months.
Returns45 days on non-prescription orders
Non-prescription orders can be returned within 45 days. Prescription lenses are made to your exact prescription, so prescription orders can be returned when the error is on our end.
Crafted in our US labCut and fitted to this frame
Your lenses are cut to the shape of this frame in our US lab, fitted, and checked before they ship.
Frame details
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 type
- Full-Rim
- Frame material
- Injected
- Frame size
- Small
- Gender
- Unisex
1116mm48mm20mm31.3mm145mm- 1116mm
- Frame width
- 48mm
- Lens width
- 31.3mm
- Lens height
- 20mm
- Bridge
- 145mm
- Arm length
Lenses for this frame
Every frame is ready for your prescription. Choose a lens type, add what you need, and we craft the pair in our US lab.
Prescription types
-
Single visionOne prescription across the whole lens, for distance or near.from $29
-
ProgressiveDistance, middle and reading zones blended into one lens, with no visible line.from $99
-
BifocalDistance on top, reading below, split by a visible segment.from $99
-
ReadersMagnification for close work, no prescription needed.from $29
-
Non-prescriptionClear or tinted lenses with no correction, for style or protection.from $9
How it works
- Pick your lens Tap Select Lenses and choose a prescription type, then any upgrades.
- Add your prescription Enter the values from your prescription. Not sure about a number? Message us before you order.
- Crafted in our US lab Your lenses are cut and fitted to this frame, checked, then shipped to your door.
Common questions
Still deciding? Email our team and we’ll help you choose.
Do I need my pupillary distance (PD)?
Do I need my pupillary distance (PD)?
PD is the distance between your pupils, in millimeters. It's often written on your prescription. If yours doesn't show it, message us before you order and we'll help you find it.
How long does a prescription order take?
How long does a prescription order take?
Prescription orders take 10–14 days. Your lenses are cut and fitted to your frame in our US lab before they ship.
Can I return my glasses?
Can I return my glasses?
Non-prescription orders can be returned within 45 days. Prescription orders are made to your exact prescription, so they can be returned when the error is on our end.
What does the warranty cover?
What does the warranty cover?
Every pair is covered by a 12-month warranty against manufacturer defects.
Can I use my FSA or HSA?
Can I use my FSA or HSA?
Yes. Prescription eyewear is FSA/HSA eligible.
Can I buy the frame without lenses?
Can I buy the frame without lenses?
Yes. Choose Frame Only and the frame ships without prescription lenses.
VISION GLOBAL
Reliable eyewear and precision lenses backed by quality craftsmanship and dedicated support.
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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
Non-prescription orders can be returned or exchanged within 45 days.