Product information:
Size: 740 * 9.1mm
Material: acrylic

Features: 

High-quality materials, high-gloss brightness, durable, beautiful and atmospheric, popular and fashionable. High-grade non-slip glasses chain, fine workmanship, comfortable and safe, good plating texture, set at the tail of earpiece, prevent glasses from slipping during exercise, suitable for matching with all kinds of glasses and clothing, can be taken off at will glasses and put on the chest, whether it is sports, travel or banquet, it is your favorite partner of glasses.
Usage: first, put the eyeglasses chain at both ends of the rubber ring on the mirror leg, then use the metal card on the rubber ring to buckle the mirror leg and fix it.
Just take out the silicone, which can be used for mask lanyard anti-shedding mask lanyard neck lanyard hanging mask hang rope

Eyeglass chain*1