When creating your designs it’s fun to get stuff off the internet. Just be aware of copyright rules exist and are the legal and exclusive right to copy, or permit to copy, works created by others. If in doubt check for permission https://www.gov.uk/copyright
If you get a crease or a fold into the tie – then use a hair dryer and the polymer will ‘relax’ and return to its original shape. It’s part of the material memory of the polymer we selected. Of course, I use a specialist hair dryer operator (pictured herein). You will have to get your own!