Personalized Atlantic Beach Cute Long Sleeve T-Shirt. Atlantic Beach Long Sleeve T-Shirt - White has cute turtle on vacation basking in the sun with a beach umbrella. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL