Renfert introduces new ceramic brush: Longer service life with natural hair properties Renfert heralds a paradigm shift in the ceramic brush sector with the lay:art evo. The company is responding to the changing demands of everyday ceramic laboratory work. The newly developed bionic hair has an exceptionally long service life, perfect moisture management and a precise tip. As a trendsetter, the lay:art evo sets new standards for comfortable working - "making work easy".