a soft, lightweight, breathable mesh with exceptional moisture-wicking capabilities. The pouch is constructed to support you firmly and comfortably. Great for a workout or under your everyday gear. Our Mesh Brief is so soft, silky, and breathable that you will want to wear them daily. Fabric: 82% Nylon, 18% Spandex Mesh 1 1/2" Comfort elastic waistband with BIKE label front and center,