Description
The hollow top PVC hat is a hat made of PVC material with a hollow top that allows the head to breathe. This kind of hat is usually used for outdoor activities, such as fishing, boating, rowing, kayaking, etc., which can protect the head from the sun, rain and other external factors. PVC material is waterproof, wear-resistant and durable, so this kind of hat is also often used in industrial and construction fields.
