DescriptionThis item is well made of premium PVC material for durable and practical use. Intimate design to help parents easily solve the problem of how to guide children to write and hold pen in a correct way. Reasonable design makes the child's little hands quickly learn to correctly grip the pen and cultivate a well-performed writing habit.Features- Color: Random Color.- Material: PVC.- Size: 5.1x4x2cm/2.01x1.57x0.79inch.- Made of premium PVC material, offering a pleasant and use. Environmental friendly and free from toxic substances.- Help kids to learn the right writing posture quickly without any other obstacles.- The ergonomic design of Writing Training Device is comfortable for children to hold, saving much time for parents.- Perfect gadgets for adults who are trying to correct and improve hand writing, for a comfortable grip, the grips help reduce muscle strain while ensuring a comfortable writing.- Considerate designed grip ring positioning more accurate, science triangle to let the children immobilize fingers on the designated proper position, achieve the purpose of training children to correct the grip pen habit.