A wonderful introduction to blocks for babies Baby First Blocks by the perfect introduction to the basics of stacking and building. The easy-to-grasp wooden cubes measure 1.5 x 1.5 x 1.5 When applying colors, we use multiple layers of water-based, solvent-free lacquers making the surface extremely resistant to wear and tear allowing the toy to be taken from the hand to the mouth. Contents: 21 Pcs Of Wooden Blocks.