Material: Silicone Color: Random Colors Scope of application: 3 to 12 years old effect is ideal Magical ring positioning more accurate, powerful science triangle to let the child's little hands can not afford to call the magic fingertips 3 fingers between the pinch pinch positioning so that children quickly learn to correct the grip pen, the training of children to correct the pen habit is a great help! The pen is made of non-toxic and tasteless, environmentally friendly and soft silicone material, which effectively reduces the pain of the child's pen, and thoughtful design, helping parents to easily solve the problem of guiding the child how to hold the pen, parents can rest assured that the children use! Package includes: Child Pencil Holder