You can trust the Ariat Rebar Watch Cap for Men to go the distance for reliable warmth during a day on the job or a day of play. A layer of 3M Thinsulate Insulation offers exceptional cold-weather protection and durability when paired up with the 100% acrylic construction. Imported. Manufacturer style #: 10024503. 100% acrylic Exceptional cold-weather protection and durability 3M Thinsulate Insulation