Simplistic shape. Endless possibility! The only tools required are the children’s imagination. This set includes: 500 basic + 100 neon + 2 buildingplates + 16 pages instruction book.Plus-Plus® is made of PE (polyethylene) and has successfully passed the normal tests and standards for toys: EN 71-1, 71-2, 71-3. Plus Plus is free of phthalates and PVC.