This pattern will help you crochet a beautiful sun hat for your 18” doll.
PDF document of 17 pages with detailed instructions and 37 images

Crochet Hook - Size 1,25 -1,75 - 2 mm.
Yarn Pink (dress, hat), (YarnArt summer, № 01, 100g – 350 m)
Yarn White (dress), (YarnArt summer, № 03, 100g – 350 m)