How do you determine if one brand of heat transfer film is better than another? Today, most flex films are polyurethane. But not all polyurethane films are the same. In fact, the difference from one brand to another is staggering. Here’s what to look for in comparative shopping: FLEXIBILITY. All polyurethane stretches more than vinyl. This...
http://supply55.com/blog/2013/10/evaluating-heat-transfer-films-3/