REI Aruba Rashguard
Here's what other sites are saying:
When it comes to having fun in the sun, it's hard to say "when!" The REI Aruba Rashguard protects the shoulders and upper body from the sun so you can stay out and play longer. Soft blend of nylon and spandex dries quickly and resists pilling, and is treated to prevent odor buildup. Fabric provides UPF 50+ sun protection, shielding skin from harmful ultraviolet rays. Self-fabric binding at crew neck. Raglan cap sleeves and princess seams offer a comfortable, feminine fit. The REI Aruba Rashguard has as athletic, close-fitting cut that moves with you.