Size: Small OFFICIALLY LICENSED TRANSFORMERS COSTUME ? Transform your child into the fearless Autobot leader with this boys Optimus Prime costume designed with detailed graphics and bold style straight from the Transformers universe. ACTION READY JUMPSUIT ? Features a full body jumpsuit made of soft polyester fabric with hook and loop closures in the back and vivid printed armor graphics including red chest plates and metallic style legs for a mechanical look. ICONIC OPTIMUS PRIME MASK ? Includes a molded plastic face mask with authentic detailing mesh eye openings for visibility and an elastic band for a secure fit to complete the transformation into the legendary robot hero. PERFECT FOR HALLOWEEN AND EVENTS ? Great for trick or treating school dress up days themed birthday parties or sci fi cosplay this Optimus Prime outfit is a must have for fans of the action packed Transformers movies and shows. COMFORTABLE FOR PLAY AND COSPLAY ? Designed for movement and imaginative play this lightweight padded costume lets kids step into the role of their favorite Autobot while staying comfortable throughout hours of wear. Autobots, roll out! This Boy’s Transformers Optimus Prime Costume lets your child gear up as the fearless leader of the Autobots. The costume includes a full-body jumpsuit made of soft polyester fabric, designed with vivid, allover printed graphics to mimic the armored look of Optimus Prime from the Transformers universe. From the red chest plates to the detailed metallic legs, every inch is packed with action-ready style. The suit secures in the back with hook and loop fasteners, making it easy to get on and off when duty calls. The included face mask completes the transformation with its molded plastic shape and authentic design, capturing the strong, square-jawed look of Optimus Prime himself. It features mesh eye openings for visibility and an elastic band that ensures a snug and comfortable fit throughout Halloween parties, school dress-up days, or imaginative play at home. Whether your kid is joining a team of Autobots or leading the charge against the Decepticons, this officially licensed costume brings out the bold spirit of a true Transformer hero. It's a great pick for young fans ready to take on the universe—one epic battle at a time.