MCR Safety 39418 Flame Resistant Cotton Fabric Welding Sleeves with 2-1/2-Inch Elastic, Green, 18-Inch, 1-Pair, 1-Pair Flame resistant welding sleeves with 2-1/2-Inch elastic Made of 100-Percent cotton fabric Sleeve provide economical protection from sudden flame exposure, light molten splash and sparks Comes with double locked Kevlar thread stitches Available in green color; measures 18-Inch length