Multi-purpose eraser removes markings quickly and cleanly. Ideal for use on all dry erase surfaces and for standard chalkboards. Cleans with soap and water for long life. Measures 2" x 2" x 0.75".Details:Blue and black2" x 2" x 0.75" eraser size3 packs (15 erasers per pack, 45 erasers total)These erasers work great on both dry erase boards and traditional chalkboardsPerfect for smaller handsFelt erasers clean all markings quickly and easilyErasers can be washed in warm water with mild soapFor ages 4 and up