The Seoul Muscle Tee

97% cotton 3% spandex. Made in USA. Machine wash. Muscle sleeve design. Midweight cotton jersey textile. COTR-WS460. W1383236. COTTON CITIZEN is a line that is driven by their passion for craftsmanship, timeless design, unique color, and innovative washes. Each piece is designed and made in their privately owned, Los Angeles based factory, giving them the power to create with small details and prime quality in mind.