I purchased this lock in order to help my children secure their backpacks at school and it has made a world of difference! The design is brilliant – it’s light weight and strong! Being able to lock the zippers together is useful, and they offer several color choices to make it feel personal.The thing that is impressive is the ease of usage. The 3-digit code is easy to set up and recall while the quick unlatching system is ideal for children as they might have to reach for the bags numerous times throughout the day. Its useful, it’s also long lasting, moreover, it gives my children security without any stress. Strongly suggest this lock for students or any other people who wants to secure their belongings in an easy manner!