Sof Sole Two Tone Flat Shoe Laces What better way to differentiate yourself by adding your favorite color Sof Sole lace to your favorite pair of kicks? Get crazy and purchase multiple pairs and everyone will take notice! Available in a variety of colors and lengths. Sturdy Dog Bone Construction. Sof Sole's lace of 45 inches is designed to fit shoes with 7 to 8 eyelets.