Harness the power of silver – this pair is engineered with inherent silver ions to help fight odor while you work, exercise and travel. Paired with Staycool+® technology to help evaporate sweat and keep you feeling cool, dry and confident, you'll love this pair's built-in support with a no-gap fly and horizontal-fly design. Best of all? Wash them as much as you'd like—silver ions will stay and fight odor for the life of the garment.