[Length] About 70cm does not include two ends; due to handmade, there will be 1-3CM error.

[Weight] About 4 grams (actual arrival weight prevails)

[Features] High-grade non-slip glasses chain, fine workmanship, comfortable and safe, good electroplating texture, set on the tail of the glasses foot, prevent glasses from slipping off during exercise, suitable for matching with various glasses and clothing, you can take off the glasses and wear them on your chest at will, whether it is Sports, travel, or to participate in the banquet, it is your favorite partner glasses.

[How to use] First put the rubber rings at both ends of the glasses chain on the temples, and then use the metal buckles on the rubber rings to hold the temples and fix them.