Our Frame Sizes
| Size Frame | Width(mm) |
| Narrow | <128mm |
| Medium | 129mm - 138mm |
| Wide | ≥139mm |
We suggest you measure your frame dimensions to make sure your new glasses correctly fit your face.
Frame Width
Frame Width is the measurement horizontally across the back of the frame.
Lens Width
Lens Width is the width of each lens at its widest point.
Lens Height
Lens Height is the vertical distance of the lens at its tallest point. If you want to order progressive, the lens height of the frame should be at least 33mm.
Bridge Width
Bridge Width is the shortest distance (in millimeters) between your two lenses.
Temple Length
Temple Length is the length of the temple to its temple tip, including the bend that sits on your ear.
Due to the different measurements methods, the measurements printed on the inside of the temple arm may vary from those showing on our website.

Product description
The BLSY Eyeglasses feature a classic black metal frame designed for both men and women. Durable and lightweight, these frames combine functionality with a modern, professional style. Perfect for everyday wear, office use, or casual outings, their rectangular design adds a sharp and contemporary touch.
Frame Details
Shape: Rectangle
Material: Premium metal alloy
Color: Black
Temple Color: Matching black finish
Included in the Box
Original BLSY packaging
Protective case
Cleaning cloth
Upgrade your look with the BLSY Eyeglasses—only at MawkOptics.
