This set comes complete with one sign rack that holds one header card- Header card is made of durable Coroplast material, which can handle the high-humidity situations that come with a garden center environment- The sign rack is designed not only to display signage, but to disguise the view of the filters and prevent valuable fish stock from entering the filter and pump chambers- Dimensions: 43-5'' W x 16'' H- SKU: AQSCP209