Our glasses are made of high-quality sheet metal or metal, which are sturdy, not easy to damage, light and comfortable to wear, and matched with perfect packaging to protect the glasses safely glasses suitable for men and women, the lenses are completely anti-radiation function, effectively avoid the sun and ultraviolet rays from harming the eyes, and they are fashionable and beautiful The frame of the glasses can be adjusted. Of course, this requires a professional glasses master to operate. If you are worried about the size, you can consult us in advance due to the improper operation of long-distance transportation and logistics, the packaging may be damaged. I hope everyone can understand, so we do not accept disputes about damaged packaging. If you buy a large quantity, you can consult us in advance, we will provide free fedex or DHL or UPS to make you satisfied as much as possible.syi