Check the listing for details. Knox Split Leather FR Welding Sleeves (Black). Condition: New. Listed at 33.99 USD. These Knox welding sleeves are the perfect accessory to protect your arms without throwing on a bulky jacket or coat over your favorite work clothing. Knox fire resistant fabric and split cowhide in high wear areas for excellent protection and arm flexibility. Use these black welding sleeves for added spatter and heat resistance.Increased protection: 21 Inches (53 cm) over coverage.Kevlar threading.Heavy duty FR fabric.Split cowhide leather.280 GSM with Arc rating: CAT 2 / 8.0 CAL/cm2.Meets NFPA2112, EN11612, EN1161.Durable, flame-retardant material adds spatter and heat resistance.Elastic cuffs at each end keep spatter out and hold the sleeves in positionThe elastic cuffs at each end keep sleeves in position while welding. Get the mandatory protection for a multitude of tasks with our versatile welding sleeve.