You won’t find this in stores! From the jockey website: Harness the power of antimicrobial silver for fresh, funk-free confidence in the Jockey Sport® Silver Microfiber Jock Strap. Engineered with inherent silver ions, our soft, stretchy microfiber helps fight odor-causing bacteria on the underwear 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 wide, comfortable elastic waist and rear bands that deliver an exceptional range of motion. Best of all? Wash them as much as you'd like—silver ions will stay active and fight odor for the life of the garment. We guarantee it. Low rise and cheeky coverage No-fly design Antimicrobial silver infused yarns help fight odor-causing bacteria Staycool+® technology helps pull moisture away from your skin to help you stay cool and dry Exterior mesh vents outline the outside of the pouch to improve airflow Body: 80% polyester/20% spandex Mesh: 82% polyester/18% spandex Machine wash cold and tumble dry low