DescriptionAre you looking for a professional, yet affordable student pen case for correcting their pen holding posture? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional silicone pen case must meet you needs. It is one of the best choices for you.Features- Color: Assorted Color.- Material: Silicone.- Size: 3.50X3.50X1.50cm/ 1.38X1.38X0.59in.- Well made of premium silicone material for durable and practical use. - Intimate design to help to parents easily solve the problems of how to guide kids to write and also hold a pencil in a correct way. - Help kids to learn the right writing posture quickly without any other obstacles. - Ergonomic design, comfortable for children to hold, saving much time for parents. - To train and cultivate a well-performed writing habit of your children.