Item 8313. Twilight Dyed Effect Aida 16. 100% cotton 35"x 39". Color is overdyed on a white background color and has subtle overdyed effects similar to DMC 03 and 762. HD means Hand Dyed mottled effect. HD fabrics have been surface treated with digital textile printing using pigment inks to give a hand dyed effect. More consistent in color and pattern than hand dyed. One side is in color; the reverse side is white. Colorfast and lightfast in all but the most vibrant colors, such as orange. May be hand washed in cool water as recommended for needlework.