Spruce up your maternity wardrobe with these Under Belly Cropped Vintage Low-Rise Maternity Straight Pants from Isabel Maternity by Ingrid & Isabelâ„¢. Made from cotton-blend fabric with added spandex, these maternity straight pants provide comfortable movement. The belt-loop waistband with a fly button and zipper closure lends a snug fit, while the under-belly panel helps support your growing bump. Plus, the front and back pockets provide space for small on-the-go essentials.