This Heavy Duty Cowhide Leather Gloves features Premiuim, Heavyweight Grain Gowhide sueded palm patch for extra grip and durability. This genuine Heavy Duty Cowhide Leather Gloves is unique and is unlined for year round use. Precurve for comfort, flexible, palm patch for longer wear. The Heavy Duty Cowhide Leather Gloves patented precurved design construction makes it the most comfortable Heavy Duty Gloves you can buy. The longer glove back pattern give extra comfort, the shorter palm pattern lets the leather hug the palm, eliminating bunching of excess material in this area. This allows more natural, freerhand movement, and that means less hand fatigue.