1 MM gauge Full Grain Buffalo Leather 3 times stronger than cow hide more durable and high resistance to tearingReinforced palm. Durable, breathable and warm. Smart finger so you can access your phone without removing your glove Designed to look like the original Colorado Ranching glove, with a lower profile on the wrist These gloves stretch a lot and become very soft after a couple of months SIZINGMeasure around the palm of your hand below the knuckles, and use the below sizing guide.If you fall between sizes choose the larger, they will stretch with time and use.  XS - 7.0SMALL - 7.5MED - 8.0LARGE - 8.5XL - 9.02XL - 9.53XL - 10