Hello every one,welcome to our store.If you want make a very correct choice you should choose by the size chart at the image ! We will deliver the product to your hands as soon as possible.If you have any questions please contact us.You can enter our store address to find a product that will make you more satisfied.Thank you! If you want make a very correct choice you should choose by the size chart at the image !!! 1.You will find more amazing products if you visit our store. 2.We guarantee the lowest price and the highest quality for all of our products! 3.If you find a cheaper price than ours,it must be poor quality!Please be careful to buy! 4.No more tying shoe laces Several color to choose: White, Black, Blue, Pink and Multi color Made of silicone, easy to clean, waterproof Package include: 1 set(16pcs) of shoelaces (polybag packing, no papercard) Size: approx. 3.8, 4.3, 4.8, 5.0, 5.5, 5.8, 6.3, 6.8cm Note: Due to the light and screen difference, the item's color may be slightly different from the pictures.