How to read frame measurements
Understand lens, bridge and temple numbers, and the fit information they leave out.
PowderedPurple research hub
Eyewear research: choose by the details that matter
Start with fit measurements, lens features or a specific model. PowderedPurple compares source-listed facts and explains what the available information cannot tell you. The product catalogue currently features SmartBuyGlasses South Africa listings; delivery, duties, price, stock and returns must be confirmed with the retailer.
Listings with complete frame measurements
Compare records where lens width, bridge width and temple length are all listed.
Polarised vs non-polarised sunglasses
Compare reflected-glare reduction, screens and UV-label checks.
How to choose brown sunglasses
Separate frame colour from lens colour and compare verified listing details.
Narrow or wide fit checks
Use measurements and fit checks without treating face-shape labels as guarantees.
Ray-Ban Wayfarer model variants
Distinguish model codes, colourways, lens features and sizes.
Face shape and eyewear
Use seven common face-shape labels as styling prompts, then check width, bridge and comfort.
Eyewear glossary
Plain-language definitions of the frame, lens and fit terms used in product listings.
Sunglasses trends for 2026
A sourced read of this year’s shapes, with the fit and UV checks that still apply.
Smart glasses buying guide
Compare camera, audio and display glasses, fit, charging, phone compatibility and South African buying checks.
Browse the eyewear catalogue
Explore retailer listings, with product pages linked to source details and checked dates.
Our coverage grows when we can support a page with useful, checked information. We do not create a separate indexable page for every colour, face-shape, gender and brand combination.