uxcell 3pcs Plastic Housing Whiteboard Blackboard Chalkboard Cleaner Dry Marker Eraser Tricolor Product Name: Whiteboard Eraser; Package Content: 3 x Whiteboard Eraser Net Weight: 65g; Size: 12 x 5 x 3.5cm/4.7" x 2" x 1.3" (L*W*T) Material: Velvet, Sponge, Plastic Shape: Rectangle Color: Blue, Orange, Green