Our Pinnacle Steel Folding Crib w/ 4in. Foam Mattress - Compact Size is perfect for early childhood environments! Pinnacle Steel Folding Crib w/ 4in. Foam Mattress - Compact Size. Made specifically for commercial use and constructed of heavy-duty steel using a 360 degree welding process for durability. The non-porous, easy to clean, powder-coated finish resists corrosion and scratches. Castors are non-marking for clean and easy transport over any surface. Meets or exceeds CPSC, ASTM, and JPMA crib safety standards. Also meets CA 603 fire standards. Dimensions: 40 x 28 x 43 in.