Features multicolor, specially formulated 1-1/2" thick play foam. Double-folded seams and hems. Hook & loop fasteners at both ends can fasten multiple mats together. Light, portable mat with sewn 1' and 2' panels that fold every 2'. Mat measures 4' x 4' and weighs 14 oz. Vinyl covers meet California specs for flame retardancy. One-year warranty.