Feature:Create 3D art projects filled with texture with the popcorn pen!Magic  Effect:Heat up the paint with a blowdryer and it pops up like real popcorn!Unique 3D Art Projects:Great for art projects, customizing greeting cards, birthday cards and coloring books.Fun: Create endless design and watch it transform with heat.Wide Application:Can be used on paper, glass, plastic and other surfaces. Specification:Material: Special materialsSize: 10 cm x 3 cm x 3 cmQty: 6pcs/setUsing Steps:Preparation Tools: Popcorn pen, paper, hot hair or microwave ovenStep1: Paint anything as you like on the paperStep2: Heat the painting with a Hair dryer at least 2 minutes. Or put the painting into the microwave over for heating about 2-3 minutes,Can not wait blow driesStep3: Take his DIY work, share it with your friends!