ECR4Kids 2-ply Changing Station Liners were designed with convenience and cleanliness in mind. This pack of 500 liners can be used with a baby changing tables or by moms on the go. Pads are made of 2-ply paper lined with water-resistant plastic to keep surfaces dry and clean. Pads are pre-folded for convenience and fit in most changing pad dispensers — pair with ECR4Kids Horizontal Baby Changing Station for optimal use. Paper pads are lined with water-resistant plastic to keep surfaces clean and dry. Individual sheets measure 13" W x 18" L.