From Free People:
The perfect lightweight layer to add to absolutely any fitness-focused 'fit, this super cool long sleeve is featured in a slouchy, relaxed silhouette with contrast ribbed piecing, slightly exaggerated sleeves, and rounded bottom hem for the perfect effortless finish.
Fit: Relaxed, slouchy fit
Features: Scoop neckline, raglan sleeves, ribbed piecing, lower back hem, rounded bottom hem, exaggerated sleeves