Avery Dark T-Shirt Transfers are specifically designed for dark-colored 100 percent cotton fabric. ... It takes a lot of heat to transfer the image evenly and completely to the fabric.

The RoAcH decals were advertised in comics and sold at T-shirt shops, which began to spring up around the country and offered a high-heat pressing right in the store. By 1978, Roach was doing $20 ...