I did something similar a while back for my daughter. It could easily be resized for an adult though and requires minimal sewing skills. Probably doubling the measurements would do it for most. If not....lol the Try-on-a-cereal-bowl Method works for grown-ups too and will cause amusement to any friends/family that witness it.

Here's the pattern:



And here is the link to the original thread:

http://www.xmarksthescot.com/forum/b...=baby+balmoral


--Chelsea McMurdo--