English 
This eyeglass strap will allow your eyeglass to be comfortably hung on your chest, or rest on top of your head during working and playing, instead of always looking for them when you need it. And it prevents your glasses from falling off or being damaged. The adjustable rubber slider ensures that sunglass strap will not easily fall off and are comfortable for all head sizes and shapes
This eyeglass strap will allow your eyeglass to be comfortably hung on your chest, or rest on top of your head during working and playing, instead of always looking for them when you need it. And it prevents your glasses from falling off or being damaged. The adjustable rubber slider ensures that sunglass strap will not easily fall off and are comfortable for all head sizes and shapes