Pick your own 5-Pack of original Lock Laces by choosing 5 of your favorite colors. One-size-fits-all. Ideal for kids, adults, serious athletes, individuals with special needs and the elderly. Each 5-pack contains five pairs of Lock Laces high quality, performance and utility laces. The 5-pack is suitable for lacing five pairs of shoes.Lace Diameter: 6 Strands, 0.22cm