Product Description
As one of the best-selling Knockaround frames, it's hard to go wrong with this modern take on a timeless silhouette—no matter what your style. Perfect for small- to medium-sized heads, the universally flattering shape of the Riverbed Premiums Rx makes for a perfect prescription pair.
- Glossy riverbed-brown frames
- Gold K logos
- Single vision or progressive
- Lenses available in a variety of colors
- All sunglasses lenses are polarized
- Digital lens technology offers sharper image quality and enhanced contrast
- Correction available in -6 to +3*
- Astigmatism correction available to -4.00
- Pupillary distance available in 57-80mm**
- Scratch resistant coating
- Anti-reflective coating
- FDA compliant impact-resistant polycarbonate lenses
- UV400 protection
- Lightweight
- Unisex
- Hard shell case and microfiber pouch included
- Prescription eyewear is available for U.S. customers only
*Correction available may vary per prescription and frame style selection. Our technicians will verify your eligibility before your order goes to production and will contact you with any issues.
**Some PD restrictions may apply on specific frames. A large disparity between customer PD and frame PD will increase thickness of final product.
Availability & Sizing
Product Details
Price History
Historical Data
Last 1 days of price history
| Date | Low Price | High Price | Average Price | Vendors |
|---|---|---|---|---|
| May 13, 2026 | $180.00 | $180.00 | $180.00 | 1 |
Price Statistics
Description
As one of the best-selling Knockaround frames, it's hard to go wrong with this modern take on a timeless silhouette—no matter what your style. Perfect for small- to medium-sized heads, the universally flattering shape of the Riverbed Premiums Rx makes for a perfect prescription pair. Glossy riverbed-brown frames Gold K logos Single vision or progressive Lenses available in a variety of colors All sunglasses lenses are polarized Digital lens technology offers sharper image quality and enhanced contrast Correction available in -6 to +3* Astigmatism correction available to -4.00 Pupillary distance available in 57-80mm** Scratch resistant coating Anti-reflective coating FDA compliant impact-resistant polycarbonate lenses UV400 protection Lightweight Unisex Hard shell case and microfiber pouch included Prescription eyewear is available for U.S. customers only *Correction available may vary per prescription and frame style selection. Our technicians will verify your eligibility before your order goes to production and will contact you with any issues.**Some PD restrictions may apply on specific frames. A large disparity between customer PD and frame PD will increase thickness of final product.
Additional Info
Vendor Comparison (1 stores)
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| Vendor | Price | Stock | Last Updated | Action |
|---|---|---|---|---|
Knockaround Best Price | $180.00 | Out of Stock | 5/13/2026 | View Product → |
Available Sizes & Variants (1)
| Variant | Price | Status | Stores | Buy |
|---|---|---|---|---|
Default Title | $180.00 | In Stock | 1 store | Buy |
