If you love scrap booking, you will really appreciate these fluorescent liquid chalk markers. These are manufactured by Kassa, a company that knows how to create environmentally friendly products. You will be able to practice your craft with your children, as these markers are child self and nontoxic. Weighing just a half pound, you will find that these are light enough to provide the most delicate of touches to your handicrafts. You will notice the difference in the results.