Pull Buoy Curve-A-Beam Game includes a set of 8 modular curved beams that also stack neatly for storage. The pieces are a happy blue color with blue and green raised dots for fun tactile learning, measuring roughly 19” x 5” x 3”. Each piece has non-skid pads on the corners to prevent slipping, so you can use this obstacle course equipment indoors or outdoors, on carpet, grass, or smooth surfaces.