With Smart Iron-On, you''ll be wearing your creativity on your sleeve, your pant leg, or your pocket every single day. This nifty material works without a cutting mat, so you can just load and go. So adding a touch of you to a T-shirt, jean jacket, or backpack is smooth sailing. Smart Iron-On outlasts 50+ washes* and works on a wide variety of materials (even wood). For use with Cricut Joy only. For effortless application, use Cricut EasyPress. Care Instructions Allow 24 hours after application before washing. Wash and tumble dry inside out. Do not bleach. If you need to iron, only iron on the backside of the garment.