Specifically designed to fit Purebred Xtreme, Bones Xtreme, Original Purebreds, OFR Purebreds and Original Bones ONLY.

Prescription Insert: V.4 Insert comes ready to fill with your Prescription in Single Vision, Lined BiFocal or No-Line Progressives.  Insert does not have lenses when purchased here.

Reader Inserts:  Available in Clear FogStopper® lenses, +1.50, +2.00 & +2.50.  Reader Bifocal is in bottom 1/3 of lens area, top 2/3's has no correction.


We ship Monday - Friday (not including national holidays). All orders placed during closed business hours will ship the next business day.

Military Addresses / APO

United States Postal Service is the official shipping provider for the United States military. During checkout, please enter APO in the City field. The State field please select between: Armed Forces Americas, Armed Forces Europe, Armed Forces Pacific. Country will be United States regardless of where you are stationed. You may enter your actual country of destination in the notes field during checkout.

Returns Policy

If you're not satisfied with your purchase, return them within 30 days of purchase for a refund. Product must be in 100% resalable condition and have a dated proof of purchase for full refund. Does not apply to custom lenses. Shipping is not refundable. Call 800-727-3647 to obtain a return authorization.

Limited Lifetime Warranty

We are so confident with the construction of our products that we can offer a Limited Lifetime Warranty. We extended the Standard 1 year warranty offered in the industry to lifetime on breakage of frames and lenses due to manufacturer defects. The breakdown of foam is covered by replacement foam kits or you can send your eyewear in for repair. Scratched lenses are not covered, but replacement lenses are available. We do not reimburse or replace items given away for warranty issues. Abuse, accidents, animal chew marks, theft or industrial use applications are not covered.

V.4 Rx Insert & Reader Insert

Guard-Dogs, Aggressive Eyewear

$ 40.00 $ 5.00
$ 5.00

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