A workout staple from On Running. This men's Performance Long Sleeve T-Shirt is cut from breathable, sweat-wicking DryTec fabric. It has shaped sleeves, a forward side seam and a flatlock back seam to reduce distractions, and reflective details that pop in low light. Finished with signature On Running branding. Machine washable. | Our model is 6'0" with a 35" chest and wears a size M.. Material: 90% Recycled Polyester/10% Elastane