Never fumble for quarters at the grocery store again with the innovative Alkey shopping cart key! This clever keychain is designed to work seamlessly with U.S. Quarter Sized Systec Smartloc cart systems (the lock used at U.S. Aldi stores), eliminating the need to carry loose change. Simply insert the Alkey into the cart lock mechanism to release it from the chain. While you shop, your keys remain conveniently secured to your cart, ensuring you won't misplace them. When you're finished loading your groceries, just connect the cart to another one in the corral, and your keys are instantly released. The durable construction and practical design make this an essential accessory for regular shoppers. The distinctive key-shaped design in various colors makes it easy to spot on your keyring, while the hole at one end allows for simple attachment to your existing keychain. Say goodbye to searching for quarters or dealing with stuck cart locks - the Alkey makes your shopping experience smoother and more convenient.