Another contingent is formed by young , successful men and women whose style and theology are conservative : believers in " salvation by tweed alone " , as one clerical wag dubs them .
Now we are headed to nice , where we will be part of a pop-up in a shop dedicated to american designers , and will sell a pre-fall collection of tracy 's tweed and lace / brocade dresses .
Sherlock holmes is not just doing wonders for bbc 's ratings , the eccentric sleuth can perhaps also be credited with re-igniting the fortunes of british heritage label belstaff whose tweed overcoat has become a latter-day cape and deerstalker .