• Our original HeatGear® fabric is super-light, breathable & dries fast • Stretch-mesh gusset & inseam panels deliver strategic ventilation • Updated ergonomic design keeps seams off high abrasion areas & increases durability • 4-way stretch construction moves better in every direction • Material wicks sweat & dries really fast • Anti-odor technology prevents the growth of odor-causing microbes • Encased elastic waistband with internal drawcord • Drop-in Strength Pocket™ on right side • 79% Polyester/21% Elastane