Preparation

4-inch-long taffeta ribbons in four colorsEmbroidery flossBobby pin or barette

Group the taffeta ribbons into one bunch and use embroidery floss to tie a knot in the middle of the grouping. Push a bobby pin through the embroidery floss, or for a more secure hold, use craft glue to secure the pom-pom to a plain barette.

15mm taffeta ribbons in pink, mint, lemon, and maize, $1.25/yd, mjtrim.com. DMC embroidery floss, $1, michaels.com. Magna-Tac glue, $8, mjtrim.com. Il Gufo denim dress, $196, 212-510-8707.