you’ll need to work with a pattern maker, you’ll have to create tach packs, you’ll have to source and test fabric, and you’ll also likely have to create and test many samples
You should also be aware that many of the common carriers, including UPS, FedEx, and the US Postal Service have unique size restrictions. Check with them to find out what those restrictions are. Exceeding these size restrictions will cause you to incur additional fees or force you to seek ou...