The Pencil Grip®'s whiteboard eraser comes in a race car mold for fun board activities. Magnetic and adheres to any magnetic surface with ease. Leave it up on your whiteboard, kids will zoom through language and math lessons when these cars are used as a part of the activity. This dry eraser can be used in classrooms, offices or at home. It is perfect for medium to large whiteboards. Board Eraser Application: All Dry Erase; Eraser Pad Material: Foam; Eraser Width: 4.5"; Eraser Depth: 2.6".