The Under Armour Women's Fly By Running Shorts are highly rated cross country skorts on Amazon. These shorts are made of lightweight and breathable fabric that keeps you cool and comfortable during your runs. They have a built-in brief for added support and coverage. The shorts also feature a wide elastic waistband with an internal drawcord for a secure and adjustable fit. With their sleek design and high-performance features, these shorts are a top choice among cross country runners.