Description This is conductive stainless steel sewing thread. It's very thin, strong, smooth that is suited to build wearable products. Stainless steel fiber yarn has its ability in thermal resistant up to 1300 degrees, and these spun yarn can produce into different kind of electromagnetic shielding fabrics, and in producing permanent shielding and conductive products. Feature: - Thin - Strong Specification: - Material:100% Stainless Steel Fiber - Certification:ISO9001:2008