A toner for forming a visual image on an image bearer having a maximum shearing stress of about 30 G (N/m.sup.2) when a maximum shearing stress test is performed using a uniaxial collapsing stress measuring method and a vertical stress 16 G (N/m.sup.2) is applied. Alternatively the toner has a uniaxial collapsing stress of about 50 G (N/m.sup.2).