The NPT PC:5CM X 16"X24"TGTMEEPC is 5cm x 16" x 24" Tundra Grey Tumbled Marble Ease Edge Coping. Coping provides a smooth surface and acts as a great finishing accent. It covers the pools concrete edges and prevents water from getting behind the pool shell and walls. The finish is perfect for outdoor pools leaving a softer look and feel around your pool. Coping shows the beauty of the natural products adding value and timeless appeal to any property or development. This coping is a genuine NPT product.