Purple Days Hat is a loose tam,fits all,for those sit and relax days.The pattern is one size, different weights of yarn.You can decide how loose you like it.(Aran or DK).
Good with any yarn, solid,tonal or variegated.About 200 yards,your choice of color.

Purple Days Hats has a matching cowl and fingerless mitts.
http://www.ravelry.com/patterns/library/purple-days-finge...
http://www.ravelry.com/patterns/library/purple-days-cowl

Enjoy your knitting,
VictoriaBlue.