The LEGO 2552 Raised Space Base Plate is a 10" x 10" black and gray moon ramp pit designed for space-themed building play. Made of plastic, this base plate features craters and is part of the LEGO Space theme released in 1994. It includes one piece, suitable for ages 4 and up, and is a unique addition to any LEGO collection for those interested in space exploration and building toys.