Kneaded erasers are an artists' essential., They work much like silly putty in that you knead them and the chalk, pencil, etc. that they have
Prismacolor Large Kneaded Eraser (70531)
Charles Leonard Kneaded Eraser, Medium, Pack Of 36 : Target
Jumbo Kneaded Eraser, Hobby Lobby
General Pencil GEN-140E-BP Jumbo Grey Kneaded Eraser Multicolor
General's Kneaded Eraser - Jumbo
This gray kneaded eraser is primarily used by artists on graphite and charcoal. The extra-large size makes it easier to erase large areas.
General's Kneaded Eraser at New River Art & Fiber
Kneaded Eraser by Artist's Loft®
These kneaded erasers work great for lightening and correcting charcoal, pencil and pastel works. They can also be used to clean film and layouts. The erasers are easy to knead, absorbent and leave no residue. all kneaded erasers come in a plastic protective case.
Faber-Castell Kneaded Eraser
Kneaded Eraser With Case, Faber-castell Kneadable Eraser
Mr. Pen- Kneaded Eraser, 18 Pack, Gray, Kneaded Erasers for Artists, Gum Eraser, Art Eraser, Kneadable Erasers - Mr. Pen Store