2 PCS/Set Monocular Glasses Adjustable Optometry Trial Frame Wearable Clip With Balancer

1. Comes with a spirit level, the angle can be adjusted manually, suitable for a wide range of people
2. Quality spring clip, can be easily opened and closed many times
3. Silicone foot cover, comfortable to wear, protect the lens and reduce wear
4. Three-layer card slot, can press 3 trial lenses at the same time, good stability
5. Material: ABS
6. Scale: 0 degrees - 165 degrees
7. Weight: about 21.1 grams