Magnetic and adsorption The whiteboard eraser with soft magnetic properties is very convenient for you to use. It can be easily attached to all magnetic whiteboards, such as metal whiteboards, blackboards, filing cabinets. Eco-friendly material The eraseris made of eco-friendly materials, made of high-density felt, non-toxic and tasteless, and can be used by children as well. The material is durable and not easy to grind. You can use it with confidence. Lightweight and cute, the eraser is designedin the shape of a bone, making it perfect for kids. The shape of the bones also allows you to hold and manipulate them flexibly. Improve children's interest in learning Compared with the ordinary shape of an eraser, the shape of the bone can attractchildren's attention, thereby improving classroom efficiency and further improving children's interest in learning. Especially children studying at home. Easy to clean and carry This eraser can be washed and reused after long-term use. Can be washedwith soap and water to keep the eraser clean and prolong its life. The mini size can be convenient or useful for your classroom. Quantity shipped: 4 pieces Package Contents: Only the above package contents, excluding other products. Size: 7*4*1.5cm (Reminder: The size is measured by hand, please allow 1-2 cm measurement error) Color: red, yellow, green, blue (Due to different monitors and lighting effects, the actual color of the product may be slightly different from the picture color.)