Aegean Sea features marine blue thread in a lace-like pattern woven through its natural grass fibres, with nautical blue cotton fabric trim. Lorna Murray sun hats combine style and sun-safety. Our grass fibre woven material is certified UPF 50 , protecting your precious skin from the elements. Intentionally created for the modern lifestyle, our sun hats can be easily folded, making them compact for travel, perfect for wherever life takes you.