Dye Fixatives
 

I've just used up my bottle of Retayne that I've been using this morning and will need to order more. Is there a difference between Retayne and Synthrapol for setting dyes in fabrics? Which do you prefer?

You might want to check out these for differences and when to use which:
https://www.newpieces.com/weblog/?p=3398
http://mansewing.com/wp-content/uplo...synthrapol.pdf
https://www.quiltingboard.com/main-f...l-t244953.html