Bandana Astronomy Multifunctional

It helps you maintain your body's temperature balance. It keeps you warm in cold weather and cool in hot weather. It is in the shape of a pipe, 50cm long and 25cm wide. Its weight is less than 50 grams. The fabric is flexible in width and does not stretch in length. It is seamless and cannot be removed. It is knitted from micro fiber fabric; Therefore, it does not wear out, does not wear out, does not expand and is durable.