Features: Adopts innovative tying and untying technology, which allows you to get rid of the tedious shoelace tying steps and easily put on and take down your shoes. The swivel Buckles shoelaces can firmly hold your feet, avoiding the problem of loose laces and loosening, providing better stability and support. Simple and modern designs makes the swivel Buckles shoelaces not only powerful, but also add a sense of fashion to your shoes. Whether for sports, outdoor activity or daily wear, the swivel Buckles laces can provide you with a convenient and comfortable lace up solution. Especially suitable for children, seniors and athletes. Specifications: Materials: PPS resin Style: Black Lace Black Rotating Buckles/White Lace White Rotating Buckles/White Black Spots Lace White Rotating Buckles/Black White Spots Lace Black Rotating Buckles Rotating Buckles size: about 26x16x28mm/1.02x0.63x1.1inch Rope length: about 90cm/35.43inch Package Includes: 1set Automatic Screw Lock Shoelaces note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.