KRE-O Transformers Prowl Construction Set (30690) Build your favorite Transformers hero, Prowl, in vehicle or robot mode with this 2-in-1 set of 174 KRE-O construction pieces Includes 2 Kreon figures: Prowl and Swat Commander 2-in-1 KRE-O construction set lets you build Prowl as a robot figure or as a police car Set includes 174 KRE-O pieces, 2 Kreon figures and handcuffs and weapon accessories Ages 6 to 12