METALLIC HEAT TRANSFER - 12-INCHAdd a metallic surface to your fabric projects with Metallic Heat Transfer Material. Each Metallic Heat Transfer Material color has a metallic reflective surface appearance to give your project vibrancy and make it really stand out. Heat Transfer Material is a film material which has a heat activated adhesive backing, so it can bond permanently onto fabric. This means it can be applied onto various fabric surfaces, such as t shirts, jerseys, or bags.