Made of supple lambskin leathernUnlinednCare: Keep the gloves away from moisture, water, rain and snow. Professional leather cleannGlove size measurement: Use a tape measure to measure the circumference of your hand around the knuckles without the thumb in inches. Round up or down to the nearest sizenThese driving gloves have all the driving glove features you expect, including soft supple leather, knuckle holes, an elastic gather at the wrist, and a snap closure on the wrist strap.