To maintain its soft and smooth texture, and to prevent cracks and drying, leather should be professionally cleaned and protected every six to twelve months. Like your skin, leather needs to be kept hydrated so it doesn't dry out, crack, and lose it's elasticity. With the various types of leather and finishes on the market, it's important to note that many DIY cleaning products can cause more harm than good. Call your manufacturer to make sure you've got the right supplies.