B&B’s School heavy menstrual panties are designed to provide comfort, protection, and confidence for individuals who are menstruating while attending school. Menstrual underwear designed for individuals with a heavier menstrual flow.Leak-Proof Layers. Panties that have multiple absorbent layers and effective leak barriers to prevent leaks, especially during long school hours.Comfortable Fit: School-heavy panties have a comfortable and secure fit. A snug but not too tight fit is essential for comfort and effectiveness. Odour-control features to help you feel fresh and confident during school hours.