Made of premium grain goatskin. This supple leather contains natural lanolin that helps create a very soft feel. Characteristics include strongest tensile strength and excellent tactile sensitivity. Best combination of flexibility and comfort. The 4850k MIG/TIG glove is lined with 100% Dupont™ Kevlar® and has a 4.5 inch blue split cow leather cuff. It is also sewn with Kevlar® thread.