Erasers are made of a unique blend of synthetic rubber or vinyl that can be used to lift marks on the surface of paper through abrasion. They are great for clearing away mistakes on paper ...

PREMIUM QUALITY-- Made from high quality plastic, durable and very convenient.It can be directly put into a school bag or handbag, you can use it anytime and anywhere. SIMPLE OPERATION-- Powered ...

From shaping to finishing, each step showcases the meticulous care and innovation that go into creating versatile erasers. Experience the dedication behind these essential tools of correction.

Magic Erasers, which are essentially melamine sponges, are made of melamine, an organic compound that is rich in nitrogen and surprisingly adept at cleaning gunk off car windows. Melamine is a ...

The pencil “lead” is actually a mixture of graphite and clay. More clay in the mixture makes the lead harder. A harder lead has a higher number. Pencils are numbered from 1-3 but most people use a ...