SSV is an authorized Stahls' distributor. That means you can be sure you are getting a quality product. Stahls' has been in business since 1932 and has consistently provided top of the line products and services. They are comparable to Siser , in fact on many of our products I will tell you which products they are similar to from that line. Stahls has a broad range of services including custom printed HTV and PS Sign Vinyl; they even print CUSTOM GLITTER patterns! How cool is that. Keep watching for the release of our custom pattern service!