YANK
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WEARING GLASSES CAN INCREASE IQ BY UP TO 15 POINTS
The Yank, made of
flexible, space-age
DuPont 109 Nylon
combines
fraction-of-an-ounce
weight with the
tensile strength of
steel.

The nylon Yank is
never harmed by
perspiration, body
acids, or heir
products. It won't
fade or burn and is
almost
indestructible..
Sale.... $69.00

MFG Criss Optical USA

Color:  Black, Flexible Nylon.

LARGE:  5 1/2" across, 5 1/4" between
the hinges. 1 1/2" high (size 50-21)
with 5 3/4" matching temples.



MEDIUM:  5 3/8" across, 5 1/8"
between the hinges. 1 1/2" high (size
48-21) with 5 3/4" matching temples.



SMALL:  5 1/4" across, 4 7/8" between
the hinges. 1 1/2" high (size 46-19)
with 5 3/4" matching temples.



Please measure at home for a good fit
-
click here for size questions.

$76.00