Reversible sauna hat made with carefully selected nylon fabric by a sauna enthusiast who goes to the sauna over 200 times a year. Color: Dark Navy x Light Gray Material: Outer: Nylon Insulation: Thinsulate (3M) Lining: Nylon 3M Thinsulate, which has excellent heat insulation properties, is used for the insulation inside the hat. It can be expected to prevent dizziness during sauna sessions and reduce damage to the hair. The design is reversible with 6 patterns, offering excellent convenience. The hanging loop at the top is convenient for washing. The expected heat insulation effect makes this item wearable in a wide range of situations, such as outdoors and camping.