DescriptionCORE by Derby Laces are among the finest laces available for Figure Skating, Roller Skating, and other sports requiring a durable lace with precision wax and a narrow 6mm width.LIGHTLY WAXED NARROW LACE: Sold as One Pair (Two Laces). Laces are flat and about 1/4 inch (6 mm) wide with molded tips. Multiple lengths available (pick your len..