Kids can use these tools to have DIY pottery craft projects and so on, they will help to motivate kids' imagination and creativity, and improve their hand-on ability. Compact in size, light in weight, easy to take, use and store, it has good working performance for you to use rest assured. Features -Color:Assorted Color -Material:Sponge. -Size:12.00X9.00X4.00cm,11.70X8.00X3.90cm/4.72X3.54X1.57in,4.60X3.14X1.53in. use the sponge to make crafts, which does not only improve their hand-on ability but also their imagination. - Made from reliable materials, safe and durable, can withstand long servicing life. - Supple texture, easy to clean, delicate surface, no pilling for a long time. sponge has excellent elasticity and good water absorption effect. - Suitable for pottery, painting, etc. Easy to be taken to anywhere you want like at home, in the office or school. - Pottery tool sponges use color to distinguish differences between similar products, different colors texture is not the same. Package list: 4 x Pottery sponges