The product is a vintage lot of Betterblocks building toys from the 1990s. These interlocking blocks are made of plastic and feature a STEM theme, making them suitable for children aged 3 and above. The set includes blocks from the Betterblocks product line, allowing kids to engage in imaginative play and creativity while constructing various structures and creations. With the nostalgia of retro toys and the fun of building, this set offers a unique play experience for young builders.