My optician loved this
Fitting in the prescription insert requires a little fiddly skill. A small screwdriver, a fixer's mindset to assemble a two-piece puzzle. My optician, new to TriEye, became my
Free Shipping above $69

The prescription insert frame lets you wear your TriEye eyewear with your own prescription. It attaches behind your lenses in place of the standard nosepad, holding prescription lenses fitted by your optician.
Please note: the insert must match the size of your glasses (S·140 or M·145).
Real reviews from people who own Prescription Insert Frame.
My optician loved this
Fitting in the prescription insert requires a little fiddly skill. A small screwdriver, a fixer's mindset to assemble a two-piece puzzle. My optician, new to TriEye, became my
Getting rid of my other mirrors, but keeping my rear radar...
I am impressed with how well these work. It took about 3 hrs of riding with the TriEye bike glasses to get used to the subtle changes in orientation to get a good rear view, but now that I've mastered it I am not going back to handlebar, helmet or stalk mounted rear view mirrors. The TriEyes are also light, comfortable and provide good protection from wind and bugs. Although this is a great rear view mirror replacement, it is not a substitute for rear facing radar. Many vehicles are so quiet that you will not notice them unless you happen to look back. I use a simple model that beeps when ...
Photochromiic TriEye with corrective-lens insert
I cycle wearing a TriEye with photochromic lens and corrective insert; the TriEye sunglasses are superior: the best rearview-mirror system yet invented (and I've been cycling with mirrors for decades). The insert is functional and well-positioned. So...go for it!