Using this fridge door variety shelf is easy. Just place it in the appropriate spot on your Samsung or Whirlpool fridge door. It's designed to fit nicely and provide extra storage space. When using it, make sure not to overload it with too heavy items as it might affect its stability. For maintenance, simply remove it from the fridge door and wash it with mild soap and water. Let it dry completely before putting it back. Keep in mind that since this part is no longer available from the manufacturer, handle it with care to avoid damage.