Features: Revolutionary twist lock closure enables easy installation, eliminating traditional lace tying hassles with ABS construction. Crafted from ABS plastic ensures long time durability than regular shoe laces, featuring water resistant properties and fit on shoe size 35-45. Suitable for busy professional, students, children, elderly, and outdoor enthusiasts seeks secure footwear accessories during commutes, running, hiking, cycling, sports, or daily activity. Maintains dry comfort in rainy weather while preventing accidental loosening during running, gym workouts, or outdoor exploration. These automatic lock no tie shoe lace offer slip resistant security through its rotating buckles mechanism for wear confidence. Specifications: Component: Plastic ABS, Color: White; Black Type: Science Fiction Pattern, Star Pattern, Geometric Pattern Shoe Lace Length: 100cm/39.37in Button Diamter: 3.8x3.8cm/1.49x1.49in Weight: Approx. 20g Package Includes: 1Pair of Shoe Lace note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color