Texta Zoom Twist Crayons make drawing and colouring easy and mess free, as the crayon simply twists out of the barrel | The barrels are break resistant, and the crayon inside is non-toxic | Ideal for anyone who is frequently colouring in, or to simply have around the home | Ease to use and mess free | Twist-able bottom barrel allows you to extend the crayon | Non-toxic crayons