Under Armour Men's Proaid Rashguard:
From stand-up paddle board to surfing, the Under Armour Proaid Rashguard for men delivers the abrasion resistance and all-day comfort you need to stay on the water longer. This shortsleeve rashguard offers UPF 30 sun protection and just the right amount of coverage for a full day in the waves. The four-way stretch fabric retains its shape and promotes full mobility, so you can focus on the task at hand. There is no need to be distracted by baggy shirts that hold water and get in your way when the Proaid Rashguard from Under Armour is designed to work with your body.