This youth brief is designed with moisture wicking four-way stretch fabric that moves with your body while eliminating sweat. The internal mesh cup panel secures the cup and increases ventilation to improve cooling. The comfort waistband allows you to play without irritation. The Shock Doctor BioFlex Cup, a vented bio-shape device designed to shield areas where protection is most crucial. The body of this core protective gear will form flawlessly to your athletic frame to provide unrestricted movement, airflow and comfort. Mesh cup panel for maximum ventilation.