Features: brand new and high quality Eco-friendly material :Adopted premium wood material, these wooden blocks are safe for kids. Parents can rest assured to let children for play with it. The wooden blocks are designed according to the size of the 3-5 year old child's for palm,the bigger size building blocks are suitable for children to grab and stack, and the smooth surface and rounded corners of wooden blocks can protect children's hands while stacking. Free to assemble multiple shapes,select suitable early education content for kids' cognitive needs. A variety of difficulty and for play methods can allow children to concentrate for a long for time, and it can cultivate children's concentration, emotional control and stress resistance in the game. No two shapes are the same, which makes creating a secure, balanced stack for extra challenging. Package Includes: 1 Set Wooden Balance Blocks Specifications: Material:Wood Type:Sun Rainbow/Rainbow Cloud/Cloud/Mushroom Rainbow Size: for Sun Rainbow:Approx.29.5x2x23cm/11.6x0.79x9.06in Rainbow Clud:Approx.20x1.5x14cm/7.87x0.59x5.5in Cloud:Approx.19.5x2x13.5cm/7.68x0.79x5.3in Mushroom Rainbow:Approx.21.5x2x30cm/8.46x0.79x11.8in note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.