The craft boxers I was thinking of seem to be discontinues. You'd fit fine into the Sheila Moon or Terry ones on Minx. I use the Sheila Moon one, it has lovely padding. She used to do a nice Gore one too.

Mods - apologies for the non-TE url and rec, PostLady is in the UK and we typically have to pay extra taxes and handling fees on goods ordered from outside the EU which can really push the price up.