The side split is the most durable part of the hide due to the density of the fibers.
The Tig-Wel welding glove is constructed of premium, side split, cowhide leather..Welder, Cowhide, Tig-Wel, Premium, Side, Split Gloves, S, 12PK View all welding & mining gloves. Sold in 12 pairs It is Aramid-sewn for added strength and durability and provide a split-leather, gauntlet cuff.