Derby Laces Waxed 84" (213cm) Adjustable Roller Skates Medium grind blocks will fit

Medium grind blocks will fit SZ 6 and 7 plates

Please round up to your nearest whole size and then go down one size

then adds heat moldable MyFit Skinny Boy liners

and where you want them while skating

Derby Laces Waxed 84" (213cm) Adjustable Roller Skates Medium grind blocks will fitDERBY LACES ARE A 10MM WIDE SHOELACE FOR SHOES OR SKATES WANTING A WIDER LACE. PERFORMANCE WAX Derby Laces are treated with the perfect amount of performance wax that feels awesome to the touch. They stay tied, tight, and where you want them while skating. DURABLE FIBERS Derby Laces are braided from a blend of high quality, high tenacity fibres. They are exceptionally soft, have high tensile strength, and are resistant to abrasion and moisture.