The BloqUV 50+ UPF men’s short sleeve sun protection crew shirt is versatile and ideal for various uses. It can be worn alone, as a base layer, or as a swim shirt, and pairs wonderfully with athletic shorts. This shirt provides comfort, freedom of movement, and is well-suited for indoor workouts, running, biking, swimming, paddle boarding, fishing, boating, tennis, workouts, or simply for a sharp look during leisure activities.