The Stanley® 4 Digit black Carabiner Lock with leash, including a 180cm flexible and removable leash, can be used to help prevent casual theft of your valuables while on quick stops (e.g. your helmet, bag, handbag, baby buggy, or your jacket.) The 4 Digits allow you to set up to 9999 unique and individual code variations to secure your belongings. The Stanley® 4 Digit black Carabiner Lock with leash is available in black and silver.