Unit:Piece Packing 1 Material: Made of high-quality optical glass, providing bright and clear image quality, not opaque. In addition, this material also helps the product not to be cracked by the effects of the environment and time, creating high durability, for a long life. The product is lightweight, firmly designed with a protective ring for glasses made of impact-resistant, heat-resistant plastic. The handle is made of high-quality plastic, providing high friction, horizontal grooves help you hold the glasses more easily. Uses: Used to amplify the image, making the image larger to help us observe the small details of the image more clearly.