Hundred Board with 20 yellow unit cubes, 8 green ten rods and a blue hundred flat with raised numbers 1 -100 in a plastic box with lidAll units, rods and the hundred flat are interlockingDimensions: 120 x 120 x 35mmMade of RE-Plastic®RE-Plastic® is 100% post-consumer recycled plastic which is 100% recyclable againSmall parts - not suitable for children under 3 years