O'Neill Premium Short Sleeve Rash Guard Features:
- UV Protection Factor U.P.F. 50+
- Crewneck maintains wetsuit's neck seal
- 4-way flex 6 oz Nylon/Spandex composite
- UV and rash protection, wear with trunks or under a wetsuit. Sized to fit VERY snugly; go up two sizes for a loose fit.
- Flatloc stitched body for breathable seams