Add your design to the comfortable, elastic, and durable Unisex Tri-Blend T-Shirt to make it even more special, and start selling it worldwide. When printed, the tri-blend fabric may give your design a unique vintage look!. 50% polyester, 25% combed ring-spun cotton, 25% rayon. Fabric weight: 3. 4 oz/yd² (115. 3 g/m²). Pre-shrunk for extra durability. 40 singles. Regular fit.