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  • Z8-Y20 Eyeglasses
  • Z8-Y20 Eyeglasses
  • Z8-Y20 Eyeglasses
  • Z8-Y20 Eyeglasses
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Liberty Sport

Z8-Y20 Eyeglasses

Regular price $169.00 USD
Regular price $238.00 USD Sale price $169.00 USD
Sale Sold out
Designed to be Virtually Indestructible, the Z8 Youth Ophthalmic frames uses specially designed Nylo-Flex™ material for ultimate ruggedness and flexibility. Tough enough to be bent, twisted, stomped and dropped, these frames are made to stand the test of time--and kids!

RX Prescription available through your Optical Retailer.

The Z8 are designed to be Virtually Indestructible and worn by active youth for their daily ophthalmic frame.

Made with Nylo-Flex™ material for the ultimate in flexibility and ruggedness.

ShockBlok™ LV1 Impact Dampening technology absorbs and transfers shock from the lens to the flexible frame.

Comfort Fit Nose Pad is made from anti-slip TPR material is injection bonded for maximum durability.

3D Contour Grip™ allows for custom fit and all day comfort and is hypoallergenic.

*Z8 collection is NOT certified to be used as Sport Protective eyewear.

See our Youth Sport Protective Collection! (Meets or exceeds ASTM F803 standards).

Talk to your eye care professional about lens options.

If your eye care professional uses the Liberty Performance Lab, Liberty recommends:Clear BluBlok™ lenses designed to block harmful HEV Blue Light found in cell phones, tablets and other electronic devices.

The sizing is the official measuring standard for all frames:

Example below. Correct sizes for this frame appear in the Size Option box to the right.

  60 38.5 62 18 135
  • A = the horizontal measurement of the lens
  • B = the vertical measurement of the lens
  • 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.
  • DBL = Distance Between Lenses or the bridge size