Are you looking for a practical, yet carbon paper? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our items, made of high- material, must meet you needs. It is one of the choices for you. Features - ColorBlack - Material: Paper. - Size: 4.00X4.00X0.10cm/1.57X1.57X0.04in. - High-grade material: these toner paper are made of high- paper which are durable, reusable and can be used for a long time. - Suitable for beginners or use, also the students. Lightweight and portable, it is very convenient for you to carry. - A good tool for physical science study, can exercise various chemical experiments. - It is a good choice as a gift for your kids at school if they do physics experiments. - It is manufactured with technology to ensure the of the product and can work for a long time. Package list: 50 sheets x carbon paper