ZY Hats › JILL HAT Image 1 of 2 Image 2 of 2 JILL HAT €560.00 The JILL HAT in olive straw blends effortlessly with nature. A hat that feels as grounded as it is stylish. Size: S-M (54-57) M-L (57-60) Quantity: Add To Cart Added! The JILL HAT in olive straw blends effortlessly with nature. A hat that feels as grounded as it is stylish.