For LIGHT-COLORED materials ONLY. See other listings for dark-colored materials. Will work with your household iron and/or a commercial heat press The application process is very easy to do & will come with instructions *** The item listed is a Heat-Transfer Iron-On. It is NOT made of VINYL or PLASTIC. It is also NOT an embroidered PATCH, nor is it a DECAL or STICKER! *** One image is approx 5" x 5.5" and the other is approx 5" x 5" Show off your favorite Frozen characters with these two awesome heat-transfer iron-ons! One image is approx 5" x 5.5" & the other is approx 5" x 5"