Material: Silicon. Color: 4 Colors, One for each color, As picture as show. Size: 4*1.3cm. Made of silicone which is safe and durable; Fits on pencils, pens, crayons and many drawing and writing tools. Soft and comfortable ergonomic design that allows you to gently place your fingers in proper position for gripping. It can relieve writing pain and discomfort. Support long time writing, will not cause blisters or calluses on the fingers. Grips stretch to fit on kids who are learn to write, or have difficult to hold pens, for adults who are trying to correct and improve hand writing. Product Description: Specifications: Type: Pencil Holder Grips. Condition: New. Material: Silicon. Color: 4 Colors, One for each color, As picture as show. Size: 4*1.3cm. Weight: 19g. Features: Made of silicone which is safe and durable; Fits on pencils, pens, crayons and many drawing and writing tools. Soft and comfortable ergonomic design that allows you to gently place your fingers in proper position for gripping. It can relieve writing pain and discomfort. Support long time writing, will not cause blisters or calluses on the fingers. Grips stretch to fit on kids who are learn to write, or have difficult to hold pens, for adults who are trying to correct and improve hand writing. Package Included: 4 x Pencil Holder Grips. Notes: Please allow slight dimension difference due to different manual measurement. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Sales Service If you are not satisfied with our products after receiving the goods, please contact us and we will give you a satisfactory solution. If you want to buy more than one or want to buy other products, you can contact us by email and we will give you a satisfactory discount.