MCR Safety 9378TES Kevlar Economy Weight 36 Gauge Sleeve with Thumb-Slot Special-MB, Yellow, 18-Inch Kevlar economy weight 36 gauge sleeve with thumb slot special-MB is made of 100-Percent Kevlar This will not melt, ignite or conduct electricity It allows manual dexterity with high comfort level Do not use bleach Available in yellow color and 18-Inch size