... ) COOLESHâ„¢ Active: 100% polyester, designed with specially-engineered moisture-wicking microfiber; Naturally soft, lightweight, breathable and comfortable; Sweat-expelling, odor and ... ) COOLESHâ„¢ Extreme: 100% polyester, designed with specially-engineered moisture-wicking microfiber; Lightweight, breathable, with exceptionally soft and silky feel; Sweat-expelling ...