I have distributors around the world and you can click on the links to take you to that country’s distributor
Australia http://www.powertex.com.au/mylar.html
Canada https://magpieembroiderydesigns.com/collections/mylar/products/white-satin-opal-mylar
France https://www.creatricesbroderiemachine.com/fournitures/Papier Mylar
Netherlands http://www.vhz.nl/index.php?page=shop.browse&category_id=111&option=com_virtuemart&Itemid=49&lang=nl
South Africa http://embroiderygoodiessa.com/designs.aspx?c=7
United Kingdom http://www.lucysmylarandcrafts.co.uk/