Right then, some links... These are provided for convienice, and presence of a company here does not imply an indorsement of the product or service. Nor should the order in which the links are provided imply a preference for one company over another. I have not dealt with most of these companies personally, I'm just a compulsive compiler of bookmarks.

Inexpensive kilts:
*Kilt Mart
*Stillwater Kilts
*Frugal Corner

Sturdy, work-oriented kilts:
*R Kilts
*Freedom Kilts
*utilikilts

Kilt Aprons:
*R Kilts
*What Price Glory?

Hopefully that's enough to be getting on with.