![Front view of OptiFlex Square 1210321 in Black](http://static.zennioptical.com/production/products/general/12/10/1210321-eyeglasses-front-view.jpg)
![Side view of OptiFlex Square 1210321 in Black](http://static.zennioptical.com/production/products/general/12/10/1210321-eyeglasses-side-view.jpg)
![Angle view of OptiFlex Square 1210321 in Black](http://static.zennioptical.com/production/products/general/12/10/1210321-eyeglasses-angle-view.jpg)
![Image of OptiFlex Square](https://static.zennioptical.com/production/products/general/12/10/1210321-eyeglasses-tinted-view.jpg)
![Image of OptiFlex Square](https://static.zennioptical.com/production/products/general/12/10/1210321-modelimage.jpg?im=FaceCrop,algorithm=dnn)
Color options
Frame Measurements
Frame Details
SizeAdult Large(133 - 140 mm / 5.2 - 5.5 in)
MaterialPlastic
WeightLightweight(13 grams / 0.5 ounces)
RimFull Rim
ShapeSquare
FeatureLightweight
Prescription Details
PD Range 62 - 79 mm
Additional fee for PDs below this range.
Prescription Range -20.00 ~ +12.00
Available as Progressive / BifocalYes
Available as ReadersNo
Discover the ultimate in comfort and style with these large square glasses, engineered from ULTEM for unmatched durability and lightweight wear. This hypoallergenic material ensures a gentle fit for sensitive skin, while its inherent flexibility adapts to any head shape, minimizing pressure on the nose bridge and rear temples. Ideal for both men and women, these glasses are perfect for anyone with heart or oval face shapes, offering a chic blend of modern aesthetics and practical functionality.