TRENDBOX - Silcone Shoelaces Fashionable Colorful for Sports Sneakers Boots & Shoes Durable Elastic Waterproof Soft 45cm Stretch to 150cm Material: 100% High Quality Food Grade Waterproof Silicone Colorful & Fashionable: Brightening up your shoes Easy ON and OFF, Never Tie Shoe Laces Again! Allow you to slip your shoes on and off without tying and untying Elastic lace cords (17.7" to 59") allow shoe to take to the shape of your foot helping maximize comfort Applicable for numerous sports and activities such as walking, running, aerobics, biking, etc