Undertow Panel Tee Electric Cobalt Surf Clothing for mens Rip Cobalt Tee White Levi's RS Original Tee (Light Blue) Coastal Tide Shop New Arrivals Page 1 Cobalt Sportswear. Just as cool as it is classic, this effortlessly essential tee is featured in a timeless short sleeve style and slouchy, slightly boxy silhouette with heavyweight fabrication for a super luxe style. Fit: Relaxed style Features: Scoop neckline; dropped shoulders; slouchy, boxy fit Why We It: The perfect piece to add to your weekly workout wardrobe rotation, this so cool tee is sure to be your top pick no matter the activity. Halle is wearing a size Extra Small.