Reusable unisex briefs. Medline ibex products are some of the best reusable unisex briefs. You can find Ibex products for overnight, heavy, or moderate incontinence. They are very absorbant, washable, and high in quality. There's even snap style Ibex briefs for light incontinence. These products sometimes fit the body better. Available only online, these products are very popular and are lesser known. More and more people are finding these products, switching, and are very happy with the choices that they have chosen.