The Men's Compression Shirts by Roadbox are designed for athletic activities, featuring a crew neck, one sleeveless arm and one arm is short sleeve for a comfortable fit. See Photos. Made from a lightweight polyester blend fabric with a touch of spandex for flexibility, these shirts are suitable for summer and spring seasons. Easy to care for with machine washable instructions, these compression shirts offer a pull-on closure and are perfect for adult men looking for a quality base layer for their workouts. 3 Pack of compression shirts. SIZE MEDIUM. NEW without tags. SHIPPING PAID.