Sufficient : totally 12 pieces glue erasers are included in a package you will , enough can satisfy your diverse cleaning needs and replacement needs You can also share with your or Size information: each eraser measures . 7 x 5 x 0.8 cm or 2.76 x 1.97 x 0.32 inch, not too or small, appropriate to hold and use in you cleaning activities, proper to be cut into smaller shapes for getting into small areas, bringing you cleaning effect material: made of natural rubber material, glue residue eraser has strong cleaning to remove adhesives and residues from paper, plastic and more surfaces, not easy to break, flexible and lightweight to use and , durable and reusable, can you for a long timePractical function: the major function of rubber cement eraser is to remove most adhesive residues, perfect and school projects, cleaner, shoes and sanding discs, paper crafts and card making, suitable for most artists or craftspeopleHow to use: this cleaning eraser can work like an eraser to help you clean glue or other residues, just wipe the paper or plastic surface back and forth with light force, can also be applied with some soap water or detergents to strengthen cleaning effectColour:Brownish yellowMaterial:rubberSize:5 x 7 x 0.8cmPackage Contents:12 x Rubber Cleaning EraserOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.