You will find that an unbranded shirt like this is hard to beat.
Vintage 70s Streetwear Mens Medium Florida Beach Sunset Bird T-Shirt Yellow USA
A nice touch is the yellow that pairs nicely with khaki pants.
Retro 70s Sunset Palm Trees Vintage Tropical Beach Graphic T-Shirt
This is an unbranded shirt, so you can wear it to the gym or out.
Cali Girl California Beach Summer Vacation Vintage 70s Retro T-Shirt
You will find that an unbranded T-shirt is a smart addition to your drawer.
Surfer Girl Surfing Beach Style Surfboard Surf Gift California Lover T-shirt
You will find that the black dye holds up well against sun exposure.