SAKURA-Souffle Opaque Puffy Ink Pens. These fun pens create writing that you can feel! They work on light or dark surfaces and can be used to embellish and emboss scrapbooks, cards, stamped designs, or any other crafty project. Each pen creates a bold 0.7mm line that dries with a delicate fluffy matte effect. This package contains two pens. Conforms to ASTM D-4236. Imported.