51% Polyester / 30% Recycled Polyester / 16% Cotton / 3% Elastane. Stretch. Swing Tech™. Made With 30% Recycled Polyester. Model Is 6'1" And Wears Size Medium. Machine Wash According To Instructions On Care Label. Swing Tech™. Made to maximize your range of motion on every swing, Swing Tech provides noticeably less restriction through re-engineered construction and materials.