Mom Hack to Keep Your Valuables Safe at the Beach! Wear a belt bag if you’re not going farther than knee-high water in the ocean. A belt bag keeps your valuables on you and safe from water or thieves. It also frees up your hands and arms to have more fun with your kids! I’ve linked lots of stylish belt bags! belt bag, mom tip, mom style, mom fashion LTKfamily LTKstyletip LTKSeasonal