Material: Nylon Size: 105*0.5cm / 41.37"*0.20" Colors: White, Gray, Brown, Black, Blue, Khaki, Yellow, Green 1. Lace-free design with innovative elastic capsule buckle technology for easy on and off, saving time and perfect for a fast-paced lifestyle. 2. Highly elastic tightening system automatically adjusts to the foot shape, providing a comfortable fit and no pinching during long walks. 3. Metal capsule buckle construction for a stylish and modern look, enhancing the overall quality of the shoe and suitable for upgrading a variety of shoe styles. 4. An ideal accessory for slip-ons, eliminating the need to bend over and lace, making it particularly suitable for the elderly, children, and those with limited mobility. 5. Easy installation, compatible with most athletic, casual, and dress shoes, allowing for quick and easy conversion from traditional shoes to smart slip-ons. Notes: 1. As we all know, different computers display colors differently; actual product colors may vary slightly from the images below. 2. Please allow for slight variations in measurements due to manual measurement. Thank you for your understanding. Package includes: one pair of shoelaces and one pair of metal buckles.