Some people always chews on pencils when they’re in a state of mental concentration, although it’s a thinking behavior, yet the graphite materials in pencils aren’t beneficial to our health, Dave Hakkens designed a series of edible pens inspired by putting candy and pens together. It has a variety of flavors: banana, watermelon, oranges, etc., the edible part is ring-shaped section and the only part which isn’t edible is pen’s point. User can chew a part of it and enjoy the delicious candy when they’re all attention.