Pebeo Setasilk Silk Painting 250-Milliliter Bottle, Silver Grey The setasilk range includes 29 vivid and intense water based opaque colors available in 45ml and 250ml bottles The setasilk colors can be used on all types of silk; they may be thinned using setasilk thinner; the colors are air dry in a few minutes The setasilk colors are fixed by ironing 3 to 4 minutes on the reverse side of the fabric with a hot iron; 48-hour after fixing, colors resist hand washing and dry cleaning For application, Pebeo recommends using pure squirrel brushes which are ideal for painting on silk as they are soft and very thin, with a high retention capacity Clean brushes with soapy water