... shell powder1.PROPERTIES:They are prepared by the controlled grinding of the shells of walnuts. They are suggested as mild abrasives ... brown powder, 40-100 mesh; Tan brown powder, 30-60 mesh; light brown powder, 40-100 mesh; 7038, light ... brown powder, 30-60 mesh; light brown powder, 80-120 mesh.2.APPEARANCE ... scrubs, creams, liquids, gels and lotions. walnut shell of all size