The product is a set of 271 plastic building blocks that are compatible with LEGO. These interlocking blocks are designed for educational purposes, with themes such as construction, architecture, and STEM. The blocks are made of plastic material. Suitable for children aged 4 and up, this toy offers opportunities for creative play and imaginative construction. With features such as being washed/sanitized and neon colors, this building toy set is a great option for young learners interested in engineering and creative play.