Every dog needs a collar. Not only does this make it much easier to attach a leash around their necks for walkies, but it can also serve as a form of security to help your dog find their way back home if ever they get lost. Nowadays, dog collars can be found in all varieties, with some even incorporating the latest and greatest LED technologies. Light up dog collars are hugely useful, especially when you’re heading out for an evening walk and don’t want to lose track of your furry friend. Here are some of the best light up dog collars on the market.