To prolong the life of your garment, ensure
  care instructions are carefully followed.

• Brush softly to remove all dirt and dust.
  Cowhide leather should be cleaned using a soft, dampened sponge or cloth.
  Remember to rub the leather gently in a circle until it disappears.

• Apply some leather lotion on the sleeves and trim, same method of small circles.
  Dry the leather gently with a soft cloth.

• You can use a moist baby wipe to clean the inner lining of your Letterman jacket.