Navy STINGRAY rash guard with a front zipper for comfortable wear. - Brand: STINGRAY - Color: Navy - Model Name: Rash Guard - Features: Front zipper Ultraviolet (UV) Protection Rate: UPF50+, the highest value according to the standards set by ARPANSA (Australian Radiation Protection and Nuclear Safety Agency). This UPF50+ blocks over 97.5% of ultraviolet rays (UVA and UVB). UPF is a standard that quantifies the effectiveness of clothing in blocking ultraviolet rays, established in Australia in 1992, with the highest standard being 50+. New Zealand, the United States, and other countries also adopt this standard. About STINGRAY: Australia is a country with very strong ultraviolet rays, and it has the highest number of skin cancer patients in the world due to UV exposure. Therefore, UV protection technology is advanced, and countries around the world, including Europe and the United States, import UV-cut products from Australia. STINGRAY is a long-established manufacturer of UV wear in Australia, a leading country in UV protection. They have been researching and manufacturing UV wear since 1986. Their products are widely used in kindergartens and elementary schools in Australia and are loved in over 30 countries around the world, mainly in Europe and the United States. Thank you for viewing.