Made of durable polyester fabric. Suitable for all seasons easy to clean. Special and practical shoe laces fit for men and women use to add more stylish appearance. Washable and reusable suitable for matching with different kinds of sports leisure shoes. Please note that there may be color and length difference due to production batches and manual measurements. Actual fabric colors may be slightly different from online colors due to different display and light brightness. Please allow 1-2cm slightly manual measurement deviation for the data. Shoe Have: 4 Holes(2 pair holes) --> 24 in (60 cm) 6 Holes(3 pair holes) --> 27 in (70 cm) 8 Holes(4 pair holes) --> 31-35 in (80-90 cm) 10 Holes(5 pair holes) --> 39-43 in (100-110 cm) 12 Holes(6 pair holes) --> 47-51 in (120-130 cm) 14 Holes(7 pair holes) --> 55 in (140 cm) 16 Holes(8 pair holes) --> 59-63 in (150-160 cm) 18 Holes(>=9 pair holes) --> 67-71 in (170-180 cm)