The Angerella Women's Retro Vintage Polka Dot Swim Dress is a top-rated choice on Amazon for women's elastic waist cover-ups. This swim dress is made from a blend of nylon and spandex, providing a comfortable and stretchy fit. It features an elastic waistband that can be adjusted to your desired fit. The swim dress has a retro and vintage-inspired design with a polka dot pattern, giving it a unique and stylish look. It comes in various colors and sizes, ensuring there is an option for everyone. With its high ratings and positive reviews, this swim dress is a popular choice among women who want a fashionable and flattering cover-up for their beach or pool outings.