Web exclusive! Pump yourself up for some spectacular fun at your next costume party.

Price: Price pending
This Halloween, transform that couch potato physique into pure muscle in the time it takes to get dressed. The Adult Dark Muscle Chest Shirt Costume is sure to elicit a few laughs when you walk through the door. Featuring plush sculpted muscles on the arms and chest of the dark brown shirt, be sure to flex your sense of humor and challenge your body building neighbor to an arm wrestling match.