Speax by Thinx Bikini Incontinence Underwear, Washable, Postpartum, Size 3XL NWT Our absorbent, quick-drying panties hold up to 8 tsp of liquid - a solution for light to moderate bladder leaks. The moisture-wicking, odor-controlling, and leak-resistant layers work together to keep you fresh and dry. Speax underwear are made with soft, breathable fabric in a variety of styles. Our leak protection panties are designed not to feel wet or bulky. Ditch pantyliners and postpartum diapers for good. Speax reusable incontinence underwear are better for you and kinder on the planet. Unlike pantyliners and other single-use disposables, Speax are reusable, saving you time and money. Just machine wash cold and tumble dry low.