Dear customers: You save a lot of money because it's coming directly from factory to your hand. Good quality and super low price! FYI: 1.We promise 100% refund if there's quality problem! 2.We send all of our orders with trackable shipping number. 3.We stand behind every orders to solve all the problems you meet. Package Included: 1 Set/3Pcs Writing Posture Correction Device Description: Condition:100% New Product Material:Silicone Color:Send at Random 3 to 12 years old age 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! Glove with non-toxic and tasteless, environmentally friendly soft silicone material, effectively reducing the child's grip pen pain, intimate design to help parents easily solve the problem of how to guide children how to hold the pen, pro can rest assured that the use of children The Absolutely safe and environmentally friendly Three finger positioning accuracy Weak and comfortable Boys (light blue yellow blue 3 colors) girls section (purple orange pink 3 colors) Note: Due to the light and screen differences, the item's color may be slightly different from the pictures.Please understand . Warming: the size of manual measurement, error 0-2cm