Zacard Galaxy Cartoon Rugs Boys Crawling Carpet Kids Area Rug Play Rugs (1, 100cm X 137cm) 39'' X 54'' Material:High quality nylon yarn. Washable; Easy care with skid backing Ehs formaldehyde-free, no harmful chemicals, protect you and your family healthy. Nylon carpet surface, soft and delicate, good hygroscopicity, not the ball, do not fade.