PROTECTION FROM THE ELEMENTS: O'Neill offers five distinct series of UV protection product to keep you covered. The highly technical O'Zone Series (8oz Nylon/Spandex) is designed for extended sessions in tropical sun. The 24-7 is our loose-fit series (5oz Poly/Spandex Composite). It is breathable and protects against sun fatigue in and out of the water. The versatile Skins Series (6oz Nylon/Spandex) offers UV and rash protection in a wide variety of styles. Thinskins is perfect for the performance-minded surfer who needs a little core warmth. And for the eco-minded individual in all of us, the RG8 products are made from 90% recycled plastics.