Flex RSA-3
Eyegear for everyday adventures.
Designed to be stylish, yet durable and flexible enough for active kids, the Flex was built using our Rec Specs pro-sports DNA. Part of the Rec Specs Active frame collection, the Flex was engineered to withstand the daily abuse of youth at school and at play. They are lightweight, hypo-allergenic glasses for kids built for all-day comfort and vision performance.
FEATURES
(Rx) Prescription available through your optical retailer.
Features and Benefits:
- Frames are designed using Rec Specs sport DNA to hold, hug, and take the abuse throughout a kid’s day at school and play.
- “Virtually Indestructible” injected high performance polymer frame construction with TPR overmold.
- Hypo-allergenic, medical grade, and chemical resistant frame materials
- Comfort nose pads
- Unique 3d contoured, flexible hugging temples that don’t require traditional adjusting (but can be adjusted) with strap hole.
Lenses
Liberty recommends a 1.53 BluBlokTM lens with the 2x2 ProCoat, featuring dual coating, double-sided anti-reflective and fast fog recovery coatings for digital eyestrain protection and maximum vision performance.
| Eye Size | 51.9 |
|---|---|
| Brand | Rec Specs Active |
| Width | Narrow |
Sizes: [A:51.9 B:34.9 ED:54.9 DBL:16 TL:120]
The sizing is the official measuring standard for all frames:


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A
- The horizontal measurement of the lens.
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B
- The vertical measurement of the lens.
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ED
- Effective Diameter defines the minimum diameter lens that will fit a frame when the geometric center of the lens is exactly centered in the frame.
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DBL
- Distance Between Lenses or the bridge size.
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TL
- Temple Length.












