LELVA Galaxy Cartoon Rugs Boys Crawling Carpet Kids Area Rug Play Rugs 39'' X 54'' Material:High quality nylon yarn. Size:100cm*130cm(39''*51'') 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. Latex bottom, concave and convex design, excellent skid resistance.