The attire commonly seen on individuals participating in surfing is designed to provide thermal insulation. Its primary function is to maintain core body temperature in varying water conditions, mitigating the risk of hypothermia. For example, a surfer exposed to cold ocean waters without protective gear would experience rapid heat loss, impairing performance and potentially leading to dangerous health consequences.
The use of this specialized garment offers several advantages. It extends the duration surfers can remain in the water comfortably, regardless of environmental temperature. It also provides a degree of protection from abrasion against surfboards and reefs, as well as from minor stings and bites from marine life. Historically, its adoption revolutionized the sport, allowing surfers to explore colder regions and improve year-round accessibility.