SPARK by Derby Laces create a natural friction when tightened to help them stay tied, tight, and where you want them while skating.
SPARK by Derby Laces are braided laces made out of metallic coated durable fibers. They have a unique texture that allows them to tighten and loosen easily.
SPARK by Derby Laces feature either a hardened plastic tip or a custom metal tip. Both are extremely durable.