Jack’s Linseed Studio Soap is produced by Richeson and it is a versatile soap and brush cleaner to have around. It can also be used to clean your hands and it is safe and non-toxic. It does not have a strong odor and it is perfect for the classroom setting and for new and experienced artists. Considered as the world’s best brush cleaning soap it can also be used to clean floors and work surfaces. Does not react very easily and it is safe. Made from refined linseed oil as well as other natural cleansers. A high quality soap with many different applications.