The LEGO Classic Advent Calendar (1298) is a building toy set with 218 pieces made of plastic. Released in 1998, this complete set is part of the LEGO Classic theme and is designed for children aged 5-12. The set includes all the elements needed to create various building projects and comes in a box packaging. This LEGO set from Denmark allows kids to explore and play with different building toys, making it a perfect gift for young LEGO enthusiasts.