These Men's Bodybuilding Posing Trunks/Swimwear in Medium Blue with Chains are made from spandex material, providing a comfortable and stretchy fit. The solid blue color with muscle-themed design makes them perfect for bodybuilding training, competitions, or recreational activities. The regular size M fit is ideal for men looking for competitive or stylish swimwear options. Made in the United States, these bodybuilding trunks offer a unique and bold design that is sure to make a statement both in and out of the water.