Brand New in Box, Disguise Transformers Optimus Prime Medium (8-10) Child Converting Costume. Converts from Truck to Optimus Prime. Colors are Red, Blue, Silver, and Black. The package includes: Jumpsuit, 3D Foam Cover, Arm pieces, Leg Pieces, Mask, and a pair of Gloves. Made of Polyester. Approximate Size chart on Box for this Medium Size is as follows: Chest- 26.5,”, Waist- 24.5”, Hips-27.5”, Inseam-21”-23”, Height- 50”- 53.5”, and Weight- 48-60 lbs.