The Lego Superman Key Chain 853952 is a part of the DC Super Heroes Series by LEGO. This building toy is designed for boys aged 4-7 and features Superman, a popular character from the superhero genre. The key chain is compact, measuring 2.72 x 1.73 x 0.71 inches and weighing 0.32 ounces, making it easy to carry and play with on the go. Perfect for young fans of superheroes and LEGO building toys, this key chain provides hours of creative play and is a fun collectible item for boys to enjoy.