The K'nex Fast Rides Multi-Model Building Set is a 113-piece plastic building toy set released in 2008 by the brand K'NEX. This set is designed for ages 5 and up, and features a "fast rides" theme with interlocking blocks that allow for the construction of various ride-themed models. The set comes in a box packaging and is part of the Fast Rides product line, making it a complete and collectible item for fans of building blocks and bricks.