Designed to work in most inkjet printers! Easy to print; trace and sew through. Will not gum up needles. This package contains ten 11x8-1/2 inch sheets of heat activated permanent double-sided adhesive. These sheets are intended for use in standard inkjet printers only. Do not use in laser printers; photocopiers or any other printer/copier that uses heat; as this may damage the machine. Machine washable. Acid free. Made in USA.