Lululemon Calm and Collected Wrap

From Website: To the beach and beyond! When you need an extra layer, this hooded wrap will give you the coverage you need without overheating. Linen-blend fabric is lightweight with a natural handfeel Lightweight features Designed for: On the Move Ventilation: Integrated, open-hole Mesh adds breathability Hidden pocket: Stash your essentials in the hidden pocket Relaxed fit: Layers easily and gives you room to breathe Material: Mesh Small whole on back as shown in last picture