Best security with a locker lock: The Master Lock 1523D has a dial combination system that provides maximum security for your gym locker.Control Method:Touch Customizable combo lock: Easily create and reset your own personal combination for added convenience when using this gym lock Strong and durable locker lock: This sturdy combo lock is crafted from aluminum and steel, designed to stand up to daily wear-and-tear from your gym routine Easy to use gym locker lock: Forget fumbling with keys The combo lock makes it simple to securely close and open the door of your locker on the go