If you have the Xyron 150 Create A Sticker Machine you'll need our refill cartridges! Both are 20' long and acid-free and as with all Xyron supplies they don't need heat, electricity or batteries to be used, making them child friendly! Choose from the permanent cartridge that is perfect for letters, photos, mini prints or pick the repositionable sticker that leaves no residue behind when it's removed. Ideal for kids stickers and small projects where there's a greater flexibility and creativity! Order your refill cartridge today and never stop creating amazing stickers!