Features: 1.Suitable as polymer clay erase mark pen. 2.A plasticity tool for polymer clay surface. 3.Suitable for various of extraordinary artists. 4.Comfortable in touching and you can clean them after work. 5.Great for oil painting, pastel scrubbing and clay pottery sculpture . Soft Silicon head will not absorb the material. Allow you to move paint easily, apply pastel, carve images in wet paint, sculpt clay, and remove paint. Security operation does not scratch hands. specification:: Suitable as polymer clay erase mark pen. A plasticity tool for polymer clay surface. High quality and versatile. Suitable for various of extraordinary artists. Comfortable in touching and you can clean them after work. Size:whole length:15.5-16.5cm The caliber of the head pen:0.3cm Color:black/White Material:rubber NOTE: Please allow 1-2mm differs due to manual measurement, thanks. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, Thank you! Package include: 5pcs rubber modeling tools.