Frame sizing guide
Already wearing a Lucyd? Use this guide to find a smaller or larger frame in the same line.
If you have a Lucyd frame that doesn’t fit quite right, this guide shows what to switch to.
Source: Internal CS team Frame Recommendations crosswalk, updated April 2026. If you’re not sure what to do, contact us and we’ll recommend a frame based on your face shape.
Lucyd Lyte (LCD006)
| Original frame | Too big — try | Too small — try |
|---|---|---|
| Darkside | Dash, Dash Slim, Dockside | Velocity, Navigator, Nitrous (if you like a sporty look) |
| Eclipse | Dash, Dash Slim, Thunder, Thunder Slim, Dockside | Velocity, Navigator, Nitrous |
| Voyager | Eclipse, Commander, Corsair, Jet | Explorer, Voyager XXL, Commander, Corsair |
| Voyager XXL | Navigator, Commander | Antimatter XXL, Jupiter XXL |
| Earthbound XL | Navigator, Dash, Eclipse | Voyager XXL, Antimatter XXL, Jupiter XXL |
| Antimatter XXL | Commander, Admiral, Navigator | Voyager XXL |
| Jupiter XXL | Admiral, Corsair, Navigator | Voyager XXL |
| Millennia | Shine | Explorer, Velocity, Voyager XXL |
| Penumbra | Moonshot, Penumbra | Moonrise, Millennia, Shine, Jet |
| Nebula | (nothing smaller) | Millennia, Moonrise, Shine |
Lucyd Armor (LCD008)
| Original frame | Too big — try | Too small — try |
|---|---|---|
| Armor base | Armor Slim | Armor Vantage |
| Armor Slim | (nothing smaller for safety — try an optical instead) | Armor base or Armor Vantage |
| Armor Vantage | Armor Slim | (nothing larger for safety — try an optical instead) |
Reebok smart eyewear (LCD010 — sport / sun)
The Reebok sport / sun lineup ships with several sport-frame options. For the current available frames and sizing comparisons, please contact our team — we’ll match you to the right Reebok smart-eyewear frame based on what you have today. If you want prescription, see Reebok Optical (LCD011) below.
Reebok Optical (LCD011 — Rx)
| Original frame | Too big — try | Too small — try |
|---|---|---|
| Thunder | Thunder Slim | Eclipse, Nitrous |
| Thunder Slim | Dash Slim, Shine | Thunder |
| Dash | Dash Slim | Eclipse |
| Dash Slim | Thunder Slim | Dash, Eclipse |
| Shine | Thunder Slim, Dash Slim | Millennia, Moonrise |
| Jet | Thunder Slim, Dash Slim | Eclipse, Navigator, Explorer, Nitrous |
Legacy frames (Nautica, Eddie Bauer)
If you have a Nautica or Eddie Bauer frame and need a swap, contact us — we’ll help you find an equivalent current-model frame in Lucyd Lyte, Armor, or Reebok.
These older lines are no longer in active production:
- Nautica — liquidation only (no new SKUs).
- Eddie Bauer — removed (legacy warranty support only).
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