Sunny Daze are ahead with this tank from Higher Tides. On days when it feels like the endless summer and the sun is high and bright as far as the eye can see leaving you in a sunny daze. Keep this tank handy for a Sunday brunch or appreciating the summer sun. The Higher Tides Sunny Daze tank is a Tri-blend polyester that will lend itself to both comfort and durability, with the rayon adding a form-fitting shape to this tank. Lightweight with racerback cut.