With many years of experience designing golf apparel, I’ve created my fair share of plaid repeating patterns. It’s quite easy to mock up a quick one in Illustrator:
And if you want to take it one step further, you can add a specific weave structure, such a twill, using Photoshop:
Make sure you understand the basics of plaids (wovens) – some of the basic terminology can help you communicate your design ideas and manufacturing needs to others with my FREE Ultimate Guide to Fashion Industry Terms and Abbreviations!