Innovative creativity: DIY Bubble Popcorn Drawing Pens use a special material that expands when heated or dried, producing textures and 3D effects for vibrant, captivating artwork. Precision drawing: Each pen features a small nib for accurate lines, helping you create intricate artwork on any surface with ease and precision. Fun and dynamic: Draw on paper, fabric, or other surfaces and activate a popcornlike puff by applying heat with a hair dryer or electric heater. Easy to use across surfaces: Suitable for paper, fabric, and various materials. Heat activation creates the textured, popping effect you see with your drawings. Wide range of uses: Ideal for Christmas and greeting cards, stamps, and school homework. These pens are versatile enough to make and add thoughtful gift cards as well. How to use: Step 1: Draw with the pen on your chosen surface. Step 2: Apply heat with a hair dryer or electric heater to activate the puff effect. Step 3: Allow to cool and enjoy the textured, popcornlike finish. Step 4: Use on paper, fabric, and other compatible surfaces for creative projects. Use scenarios: Create textured holiday and greeting cards with eyecatching, 3D elements. Enhance school projects, stamps, and crafts with dimensional details. Produce unique, gift cards and decorative fabric embellishments.