They are intended for various kindsof fancy work on materials heavy, medium and light, which require washing. Theline of colors is very extensive, and they are warranted not to run or to injure inany way the most delicate fabric when washed in warm water and castile soap. The five varieties are… … Engraving one-half Actual Size. Fig. E..ired. Each skein bears a ticket, on which appears the brand Corticelli, as well as the size and color numbers.