As the summer sun blazes, the intensity of ultraviolet (UV) radiation rises significantly, posing a considerable risk of damage to the skin. Sun protection hats, a crucial piece of physical sun protection equipment, have become a must-have item for summer outings. They not only effectively block UV rays from harming the skin on the head, face, and neck, reducing the risk of sunburn, tanning, and even skin cancer, but also enhance the fashion and practicality of one's overall look to some extent. Based on professional standards and research results, this article will provide you with a comprehensive and professional guide to selecting sun protection hats. We will cover aspects such as sun protection principles, core selection criteria, suitable types for different scenarios, purchasing precautions, and recommendations for popular brands and styles, enabling you to easily tackle the challenges of UV rays during the hot summer months.