O'Neill Skins Short Sleeve Rash Guard T Shirt - Women's 2009: Minimalist designs that offers excellent UV and rash protection in a wide variety of styles. The O’Neill Skins Short Sleeve Rash Guard T Shirt features 6OZ Nylon/Spandex with quick dry, four-way stretch properties and ergonomic seam placement. The new O’Neill Skins Short Sleeve Rash Guard T Shirt features a true T-shirt fit for all day comfort.