ExOfficio Men's Give-N-Go Sport Mesh Brief. Ergonomic flyless panel constructed from classic diamond weave mesh fabric. Antimicrobial treatment reduces odor in fabric. Snug active fit and lower rise. Contrast flatlock seams and smooth waistband. Wicking quick drying. Breathable. Lightweight Odor resistant. 92% Nylon / 8% Lycra Spandex. Secondary fabric 94% Nylon / 6% Lycra Spandex.