Design A Bookmark Free Templates . Kyouei design – bookmark light bookmark light. kouichi okamoto. SPECIFICATIONS. year : 2016. material :silver. nanoparticle ink. PET . LED chip .conductive adhesive. package size : 300mm x150mm Pom Pom Bookmarks by Design Mom Make a yarn ball bookmark for all the book lovers in your life. Follow this easy, simple DIY with step-by-step photos. A cute gift for book clubs too!