This offer is for a pack of 4 high quality interlocking EVA mats. Made from EVA material with a closed cell foam structure that will never stain, deteriorate or fall apart. Each mat is 52cm x 52cm (20.5 inches x 20.5 inches) x 13mm thick. This set covers 1.08 square metres (11.64 sqft). These mats are suitable for camping, caravanning, boating, and outdoor events. They have an anti-slip patterned surface and are waterproof and easy to clean with soap and water.