15 Mom and Daughter Halloween Costume Ideas

You two will be swimming in compliments with this scuba diver and octopus costume from Amazon ($32). It includes the mask, flipper shoe covers, octopus carrier cover, and matching headpiece. This costume idea works for bigger kids too, especially if they're going through a seafaring phase. DIY some octopus tentacles for one of you, while the other slaps on a swimsuit and goggles — easy.