When you get started on your project to print shirts or hoodies or aprons with screen printed images or text you must keep in mind that the screen printer will ask for specific file types for the images. I have listed the image file extensions below. These are the 6 acceptable files types: Illustrator (. AI) Vector (. EPS) Photoshop (. PSD) PDF. JPEG. … [Read more...] about What type of files do you need for screen printing?