This art blender set is made of PP material , which have excellent durability, will provide you with good service.Thisart blender setis practical and function, simple structure and easy to use,suitable for professional or personal use. Features -Color:Yellow -Material:PP -Size:17.50X1.90X1.10cm/6.88X0.75X0.43in - Sketch wiper tools are easy and convenient to carry and store, practical and convenient for beginner sketch drawing. - This drawing tool is suitable for smudging, etc, a good gift for painters and painting lovers. - Lightweight construction makes art blender easy to handle, allowing you to work quickly and efficiently. - The sketch erase tool is the perfect tool for artists andbeginnerwho love sketches and drawings. - Easy to use and portable to transport, making it a great choice for artists who want to keep their tools in good condition. Package list: 2 x Art Blenders 20 x Replacement Heads