This Uneek pattern for this gorgeous slouchy, adult hat in Uneek Worsted yarn by Urth Yarns is available here as FREE pdf download.
1 skein Urth Uneek Worsted
Adult - 21" diameter, 9" from brim to crown not including pompom
5mm (US 8) 16" circular needles for body of hat
5mm (US 8) DPNs for crown of hat
OR 5mm (US 8) 32" or longer circular needles for whole hat using the magic loop method
3" Pompom maker
23 sts x 28rows in k1,p1rib = 10cm (4") square