Spun nylon blend. Brand may vary depeding upon stock. White is my stock color. Black or beige may be a special order and require extra processing time. Brands vary.

Approximate Skate Lace Sizing - this can vary by skate brand and model.
72" - 11 - 12.5.
82" - 13 - 2
90" - 1.5 - 4
100" - 3 - 5.5
108" - 5 - 7
120" - 6.5 - 10
130" - 9 - 13.