Welcome! ^^ These code stoppers come in a pack of 4 and are convenient for various uses, with a diameter of 2.4cm and a height of 1.8cm. *For children's sneakers, replacing the laces with round elastic and using these stoppers makes them easy to put on and take off, and prevents them from coming undone, ensuring safety♡ - Type: Code Stopper - Quantity: 4 pieces - Size: Diameter 2.4cm, Height 1.8cm - Material: Thank you for viewing.