This water floating pen to draw a picture on a spoon, when it encounters water, the drawn animal pattern will float in the water as if there is life, and you can stick it on your hand to make a simple tattoo. DIY drawing attracts children’s attention and curiosity and cultivates children’s patience. It is made of high quality ABS material. It can be used with full confidence, smooth edge and surface will not hurt your kids hands. It can be used as a school classroom reward, treasure box reward, or task completion reward. It will be the perfect gift for family, children, and friends.