The ladies brief is a comfortable garment, perfect for everyday wear. This style of flatulence filtering underwear fits low on the waist and is cut high on the leg. It is a stylish and contemporary garment popular with our younger clients and delivers great flatulence filtration. Shreddies flatulence filtering underwear features a 'Zorflex' activated carbon back panel that absorbs all flatulence odors. Due to its highly porous nature, the odor vapors become trapped and neutralized by the cloth, which is then reactivated by simply washing the Shreddies.