These Pencils Correctors are well-made of premium and wear-resistant ABS and nylon material, safe and durable, which can serve you for a long time. Fits for pencils, pens, crayons and more. Specially designed curve help to correct kids' posture of holding pencil for laying the first stone of beautiful writing. Features -Color:Blue-Material:ABS, Nylon-Size:13.00X8.00X2.50cm/5.11X3.14X0.98in-Using premium ABS and nylon as material, which reduces and relieves the pain of children's hard hold effectively.-The Pencils Corrector can help parents easily solve the problem of how to guide children how to hold the pen.-Supple for a comfortable hold the corrector help reduce muscle strain while ensuring a comfortable writing.-To train and cultivate a well-performed writing habit of your children. Practical and durable.-Accurate pinch positioning, let kids learn to correct pen holding, better cultivate children's correct habit of pen holding.Packing list: 1 x Pencils Corrector