The Iris Lego 4PC Project Case Set with 2 Base Plates - 397206 is the perfect place to keep different sets of legos organized. The clear design makes it easy to see the contents.The Iris Lego 4PC Project Case Set with 2 Base Plates helps your kids organize all their arts and crafts projects. With fun colors and translucent boxes, it's easy to see what each plastic box holds. These boxes help keep projects protected and organized for years to come. Each box comes with a fun illustration of a Lego character. Comes with two Lego building base plates. Boxes are red, yellow, green and blue. Made of polypropylene.