We kindly request that you refrain from purchasing this product in bulk. We apologize for the inconvenience, but please purchase them one by one. *This is due to shipping constraints. This is a popular, all-season product from the Mediheal series. This product is brand new and unopened. ●Product Features● Functionality of Workman x Mediheal!! ・High-purity ceramics, incorporated into the fibers using unique technology, radiate far-infrared rays emitted from the body. This promotes blood circulation, creating an environment that alleviates fatigue. Thank you for viewing.