Cannot be used in a washing machine If dyeing fabric with less than 35% synthetic fabric (i. e. polyester, acrylic or acetate), use Rit All-Purpose Dye instead ...

Start with plain white cotton napkins that you've pre-washed. You can tie-dye them or use Rit fabric dye to create an ombre or shaded effect. Just hold parts of the napkin in the dye for longer ...