Avery T-shirt Transfers for Inkjet Printers, 4 x 6-Inches, Pack of 10 (4385) Quality results for a professional, fashionable look Use to personalize your T-shirts, hats, pants and even bags Specially designed so colors look vivid on dark-colored, 100% cotton or cotton/polyester blend fabric Should not be used on expandable fabrics such as spandex or ribbed fabric Sheet size is great for decorating sleeves, logos and accessories