Champion Big Men's Cotton Muscle Tee Sleeveless T-Shirt Big & Tall Men's Cotton Muscle Tee - Light to Medium weight - Sleeveless T-Shirt. Perfect for everyday wear or for the most strenuous of workouts; also comfortable as pajamas. Brand: Champion - Authentic Athletic Apparel for Big & Tall. Outfitting athletes for over 90 years. Fabric: Light to medium weight. Black & Navy - 100% Cotton, Charcoal - 60% Cotton/40% Polyester New - All retail tags attached See Hand Measurements chart in photo gallery for measurements of each size.