Adoption of premium wood, the building blocks are safe and for kids to play. Fun and interesting . It is great for developing hand-eye coordination, logical thinking and creativity. The blocks are brightly painted and sturdy enough to stand up for some fun interactive play. With smooth of each shape, it is safe and for kids to play. Wonderful or friends. Features - - Material: Wood. - Size: Approx. 4.3 x 0.7 cm. - Adoption of premium wood material, the building blocks are safe and for kids to play. Fun and interesting . - An interesting game that can cultivate people's creative ability and their self-confidence. - It is very good for the participants' intelligence, imagination and practical thinking ability. - It can develop the will of the participants and maximize team spirit. - Appropriate size makes it perfect for little hands and everything is built to stand up to the rigors of toddler play. It can also be great toy for to relieve stress. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness ,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 200 x Building Blocks