Set of 2 MISSION Endurance Cooling Headbands, Orange and Gray DESCRIPTION: Stay cool in the midst of even your most punishing workout. Just run these orange and gray headbands under cold water and snap to activate the cooling effect. Subtle gray logo. DETAILS: Fits most. Small smudge on one of the headbands, but otherwise no major flaws. Ships ASAP. Cooler heads prevail in our classic cooling headband. It drops to 30 degrees below average body temperatures when soaked with water, wrung out and snapped. Sounds simple to activate because it is. Built for you to look good and perform better. One size fits most.