Liner: nylon yarn, knitwrist Gauge: 13 Coating: Nitrile (NBR) Coated on palm EN size: 6, 7, 8, 9, 10, 11 ... make gloves not easy frazzle, anti-oil and slip prevention.>The stretch knitting, open back design.>Reusable & washable. PRIMARY ... Assembly and repair work in electronics, mechanical.>Dirty and oil operation, handling optics, laboratory etc. 13G nylon gloves with nitirle smooth coated on palm