Uxcell Chalk Blackboard Rectangle Velvet Eraser Wipe Cleaner, Gray Product Name : Blackboard Eraser; Material : Plastic, Velvet, Foam Color : Gray Size : 11.9 x 4.8 x 3.6cm / 4.7" x 1.9" x 1.4" (L*W*H) Weight : 34g Package Content : 1 x Blackboard Eraser