Welcome to Supershirt, Your number one source for Custom T-shirts Screen Printing & Embroidery in Windsor - Ontario - Canada - Custom printed T-Shirts, Sweatshirts, Hoodies, Caps, Hats, Bags, Aprons, Mugs and Promotional Products. Screen Printing & Embroidery Services. We service all Canada, Toronto, Winnipeg, Montreal, Regina, Calgary, Vancouver, New Brunswick, Nova Scotia and all cities across Canada