Derby Laces Spark / Blue Size:96in (244cm) and advanced manufacturing techniques make

and advanced manufacturing techniques make the Jack 2 built for the highest performance maneuvers to withstand the stresses of landing high airs

5mm allen key required for adjustments (not included)

The suede texture on the hide varies in coarseness making the texture of the leather vary slightly

Derby Laces Core / Honeydew Green are 6mm wide shoe laces with super strong fibers

the Jack 2 requires approximately 20 hours of break-in time to form it to the shape and contours of your movements

Derby Laces Spark / Blue Size:96in (244cm) and advanced manufacturing techniques makeDerby Laces Spark Blue are 8mm wide skate laces with strong metallic fibers, high performance braid and hardened plastic tips. Suitable for roller derby and other high performance skating. Sold as a pair. Note: The dye from these laces may rub onto footwear and clothing during contact. Details Performance Metallics SPARK by Derby Laces create a natural friction when tightened to help them stay tied, tight, and where you want them while skating.