The pretty princess shaped box contains 40 lovely, chunky puzzle pieces with glitter details. This 40 piece jigsaw enhances problem solving skills, improves hand/eye coordination and develops memory and concentration.mproves hand/eye coordination. Improves cognitive and memory skills. Beautiful glitter detail on the puzzle and box. Chunky, easy to hold puzzle pieces. High quality reusable box Recommended age: 3+. Box size: 8.4" x 13.1" x 1.6" / Jigsaw size: 13.3" x 24".