Backcast RX
Water-focused prescription sunglasses with polarized ChromaPop lenses.
Backcast RX
Backcast RX
Water-focused prescription sunglasses with polarized ChromaPop lenses.
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Because Prescription and Blue-light-filtering eyewear is custom-made for your specific needs, we can only accept returns if there is a manufacturer's defect.
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Free shipping for orders $50+
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2-Year Warranty
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30-day returns, custom items excluded
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Why We Love It— Versatile shape with a modest wrap, plus ChromaPop™ polarized lenses to cut glare and sharpen details on the water.
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How it Fits— Large Fit
Large Fit
These sunglasses fit on the larger side. Still not sure of your size? Find a frame you love the fit of and compare the measurements to the specs below the product details.
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Technology— ChromaPop™ Polarized
ChromaPop™ Polarized
ChromaPop™ Polarized lens technology cuts glare and delivers enhanced color, clarity, and definition, so you never miss a moment that matters.
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In the Box— Hard case and Microfiber Cloth
Hard case and Microfiber Cloth
- Smith branded hard case
- Microfiber Cloth
Backcast RX
Description
The Smith Backcast sunglasses balance the glare-cutting polarized tech you need on the water with a look that fits everyday wear. Details like leash-compatible temples and a modest wrap elevate performance on and off the water.
Smith Optics proudly assembles select products in our Clearfield, Utah facility, part of a nearly 60-year commitment to expanding U.S. operations and innovation. Read more about Smith prescription eyewear.
Vision
- ChromaPop™ polarized lenses cut glare and enhance color and contrast
- Smudge and moisture resistant coating for easy cleaning and clear optics
Fit / Integration
- Medium to large fit, large coverage
- 6-base lens curvature offers a modest wraparound fit
- Megol temple and nose pads provide non-slip grip so glasses stay put
- Spring hinges self-adjust to your face for a snug, comfortable fit
Frame
- Evolve™ bio-based frame material is lightweight and durable
- Strategic low-profile frame details minimize moisture buildup
- Leash-ready temple tip holes
What's Included
- Hard case
- Microfiber bag
Additional Specs
Product Id: 11304301T6116
Lens Height
40 mm
Lens Width
62 mm
Bridge Width
15 mm
Temple Length
125 mm
Add Rx lens compatibility to seven performance shield sunglass styles with the lightweight, snap-in prescription adapter. Check it out here.