This Our Power T-Shirt is a part of our Vibrations Design Set! An Exclusive Design from our MSD Designs Collection!• 100% combed and ring-spun cotton• Heather colors are 52% combed and ring-spun cotton, 48% polyester• Athletic Heather is 90% combed and ring-spun cotton, 10% polyester• Fabric weight: 4.2 oz/yd² (142 g/m2)• Pre-shrunk fabric• 32 singles• Relaxed unisex fit• Side-seamed construction