Composition: 80% Polyester + 20% Zinc
Weight: 16 g

Durable Double Coil Zipper: The structure of double-coil and the latest cut resistant tape provides maximum reinforcement and prevents the opening of zipper caused by sharp objects. Two Patents: 1. Small bands sewn on bottom chain to protect sewing threads and to avoid threads being scratched by slider. 2. The top part of the slider is longer than bottom, when slider moves on the chains around the corner, the slider could cover both up & down teeth.