Adoption of premium material, these drawing board pens are safe for your kids to play. These writing board pens are great for developing kid's hand-eye coordination, logical thinking and creativity when painting or doodling, let them DIY their work, enjoy much fun.Features-Color:Yellow-Material:Plastic, magnet-Size:10.00X1.00X1.00cm/3.93X0.39X0.39in-Replacement stylus magnetic drawing pen works great for bringing magnet pellets to the surface to let kids enjoy DIY process.-These steel balls are brought to the surface of the writing board to form various shapes and after writing or drawing, you can use the stylus to erase them and start again.-The magnetic writing board pen is a great gift for friends, family, classmates, etc, to share with them more fun.-Made of premium and light materials, this writing board magnet pen is safe and durable for long time using.-Good workmanship, this replacement pen for writing board is not easy to deform and crack, comfortable to your grip.Packing list3 x Pens