Good quality metallic helmet lock, thickened with PVC coating to 0.182inch/4.6mm in diameter, anti-theft and preventing scratches. Of course, as a simple anti-theft deterrent, the motorcycle helmet locks are worth having for more security.
The little helmet lock has a 4 digit code, very easy to set your desired code by turning the lock collar as the user manual, quick to secure and remove, easy to customize combination. (Tips: Take a photo to avoid forgetting the password.)
Lock bike wheels, baby strollers, skis, suitcases and luggages, provide basic protection. Two styles small cable locks together make you more convenient to use, save the trouble of choosing, and can also share with friends.