Proofgrade Eco Iron-On is a 12x12 inch sheet of chlorine-free alternative to heat transfer vinyl that’s lab tested for creating perfect prints with your Glowforge Proofgrade Eco Iron-On material makes it easy to bring brilliant colors and personal designs to tote bags, T-shirts, pillows, hats, mugs, & so much more! Proofgrade Eco Iron-On is a chlorine-free alternative to heat transfer vinyl that’s lab tested for creating perfect prints at home with your Glowforge Proofgrade Eco Iron-on Sheets offer reliable transfer and lasting adhesion for home or professional craft projects that are both beautiful and durable Each sheet ships flat to avoid curling, and is digitally encoded for perfect print results, every time. Placing the material face-up allows your Glowforge to scan the QR code and automatically input the optimal settings for engraving, cutting, or scoring. Glowforge Proofgrade Eco Iron-On Mix is a versatile collection perfect for all your creative heat transfer projects. This set includes 3 packages of one color each for a total of 9 sheets with each sheet measuring 12x12 inches, with a vibrant selection of 3 red, 3 blue, and 3 green iron on vinyl alternative. Each set is carefully shipped flat to prevent curling, ensuring your designs are flawlessly transferred every time. The Glowforge Proofgrade Eco Iron-On material is digitally encoded, guaranteeing perfect printing results with consistent quality. Whether you're looking to personalize tote bags, t-shirts, pillows, hats, or mugs, this set provides all the vibrant colors you need. Designed for maximum creativity, this collection is perfect for bold and striking designs. This versatile pack of iron on heat transfer materials is perfect for both home and professional crafters. Whether you're working on a small personal project or preparing for a professional presentation, the permanent quality ensures your designs will stand the test of time. With the Glowforge Proofgrade Eco Iron-On Mix, you have the ideal toolkit for bringing your creative ideas to life in the most vibrant and durable way possible. Transform ordinary items into extraordinary pieces of art with this exceptional collection.