Fishing Magnifying Headgear Micro-Light Night Vision Fishing Eyesblack Telescope Magnifier for Fishing Hiking BinocularsProduct Parameter:1. material: ABS plastic frame, glass lens2. Size: about 15x14.5x3 cm3. Manification : 300 ~ 400%Package List:1 * fishing binoculars1 * binoculars BoxProduct Features:1. This product comes with a white lens and a brown lens that can prevent being blinded by the light reflected in the water surface.2. It can be worn directly on your head with convenient operation. And it supports focusing according to different eyesight for you clearly the slight movement of the cork.Use:1. The white and brown lenses can be switched by the push-and-pull rod in the frame.2. It is able to adjust although adjustment buttons on both sides of the frame for largest and clearest clearance.3. The product makes everyday activities such as sewing, crochet, cross-stitching, reading easy; put them on as you would a pair of sunglasses, and adjust the with the buttons positioned near the hinge of each temple (the rod-like component of glasses & sunglasses that extend the lenses to go over your ears4 A builtin sun filter can be deployed if needed; On the inside of the above the lens that you go right eye, there is a not so clear slider. Insert the brownish-colored filtered lenses (replacing the colorless lenses) to the center of the product into use; Slide it the other way to return the colorless lensesNote:1. Please allow 1-3mm error due to manual measurement. pls make sure you don't mind your bid.2. The colors may be different as the difference display, pls understand.If you have any questions, please feel free to contact me. We will answer them within 24 hours.