Galaxy S7 Case Carbon Fiber Pattern Style Phone Case Protective Soft TPU Cover Shock Absorbing for Samsung Galaxy S7 Case Performs well on non-porous surfaces - Makes it EASY to locate places to decorate Flip it around for a ball or pointed tip - Gives you OPTIONS depending on the project chosen Water-based liquid chalk - A SIMPLE solution that doesn't leave a mess behind Non-toxic materials - Keeps you and/or your children SAFE from harm Odorless in every way - Won't disturb your senses nor cause any skin irritations