This clasps and suspenders business is hard to vizualize.
But I imagine there was a premium on clothing that kept people warm regardless of Christian or pre-Christian.
Danish bog finds indicate women (in summer I assume) wore a very short skirt and short top.
And re: the pic;
that is an absolutely dashing red coat.
Elling Woman (Bog) (Hair stryle)
I would assume the summer or those Viking women were a lot tougher than we thought. Skimpy clothing and Scandanavian winters do not go together.