Lincoln Electric Split Leather Sleeved Welding Jacket | Premium Flame Resistant Cotton Body | Black | XL | K3106-XL DURABLE LEATHER SLEEVES Made from high grade split cowhide, the leather sleeves provide great protection from spatter, sparks and heat while allowing free flowing arm movement. Additionally, the leather sleeves can withstand heavy abrasion and friction which is a common failure point of cotton sleeved jackets. PREMIUM FLAME RETARDANT (FR) BODY  The jacket is made from ASTM D6413 compliant 9 oz. FR black cotton which prevents and extinguishes fire / flames. The fabric also has an anti-mildew and anti-static coating for added longevity and protection. ADJUSTABLE CUFFS  Each cuff has chrome plated metal snaps allowing for important wrist and forearm protection from sparks, spatter and heat. NECK PROTECTION  The flip-up collar can protect your neck from arc rays, spatter or sparks. INTERNAL STORAGE  One large inside pocket for protected storage. USED BY PROFESSIONALS  This jacket model is used by professional fabricators on a daily basis.