Thank you for viewing! This is a handmade item, originally 3D modeled and created using a home 3D printer. "Toddler Educational Toy 1.2.3" [Material] PLA (Polylactic Acid, plant-derived material) [Size] Blue block: width 24cm, height 12cm Each block: 5.5cm - 60cm, height 3cm ♪ These are designed to be easy to insert and twist for fun, allowing children to learn shapes while playing. They are made loose for ease of use, but please be aware that some blocks may have slightly sharp corners. ♪ * Support material is removed by hand. There may be a few millimeters of error due to finishing. ★ Sold as a complete set. [Notes] There may be layer lines and small imperfections characteristic of 3D printing. Please handle with care as it is weak against strong force and high temperatures. The color in the photos may differ slightly from the actual product depending on the light and screen. [Shipping] We will carefully pack it with cushioning material and ship it. ★ Please feel free to comment if you have any questions or custom requests. We will ship within about a week after receiving the order. The color may vary slightly depending on the filament stock.