The Liquid Motion Bubbler pen is a unique tool that helps children and adults refocus and release stress or anxiety with a pen that features natural stress-relieving slow motion, vibrant colors and smooth droplets that help children and adults refocus.The Liquid Motion Bubbler pen is a colorful, effortless reminder pen with slow-moving droplets that are fun to watch. When you shake it, the liquid moves around. LeakproofDurable DesignThese motion bubble pens are sealed from top to bottom, so kids can shake or knock them over without worrying about spills or messes. These pens are also filled with colorful liquids that swirl and bubble as you move them around.This liquid motion bubbler pen creates a relaxing and calming effect. The colored oil droplets suspended in the fluidly flowing liquid create tiny bubbles that slowly drip into the liquid motion bubbler design, creating a natural movement and relaxation effect. This pen is designed specifically for children and adults. The Liquid Motion Bubble Pen is a great way to relax and watch the drops fall. Easy to use, this pen is designed for enjoying at home, keeping a liquid motion bubble pen in your office or watching water drops fall when you're feeling a little overwhelmed.