This ladies sun hat is crafted from lightweight quick-dry breathable fabric with UPF50+ UV-blocking certification. Equipped with 12.3cm oversized wide brim and detachable neck flap to fully cover face, ear and nape from strong sunlight. Unique back cutout enables ponytail styling conveniently without removing the cap. It can be folded compactly for easy storage inside bags, ideal for hiking, cycling, beach, gardening and daily outdoor walking.