Built around controlled intensity, the Heat Tee is a lightweight everyday shirt designed for training, movement, and off-hours wear. The tri-blend fabric gives it a soft feel, subtle stretch, and a fitted silhouette without feeling rigid. Why it works Lightweight tri-blend construction Soft feel with natural stretch Fitted profile without excessive bulk Durable enough for repeat wear Product details 50% polyester, 25% combed ring-spun cotton, 25% rayon 3.4 oz fabric weight Pre-shrunk Side-seamed construction Regular fit FitFits close to the body. Order your usual size for a fitted look or size up for a more relaxed fit. CareMachine wash cold with like colors. Tumble dry low. Do not iron directly over the graphic. Size guide LENGTH (inches) WIDTH (inches) XS 27 16 ½ S 28 18 M 29 20 L 30 22 XL 31 24 2XL 32 26 3XL 33 28 4XL 34 30