DescriptionMade of silicone material for long time and durable use. Scientific design assists kids to learn right writing posture quickly. Ergonomic design, comfortable for children to hold. It has a simple design, but very practical in use. A perfect gift for your children and students, and they will like it.Features- Color: Random Color. - Material: Silicone. - Size: Approx. 3.50X2.00X1.00cm/1.38X0.79X0.39in. - Made of silicone material for long time and durable use. - Scientific design assists kids to learn right writing posture quickly. - Ergonomic design, comfortable for children to hold. - It has a simple design, but very practical in use. - A perfect gift for your children and students, and they will like it. - Help parents easily solve the problem of how to guide children how to hold the pen.