Foxholer
Blackballed
https://www.golfmonthly.com/gear/gear-news/stromberg-top-to-toe-clothing-range-unveiled-202778I’d be curious to know who actually makes them, I’ve also noticed some eBay sellers with them so they must have a distribution channel?
I suspect that, like other brands in their market, they are commissioned from the far east as opposed to having their own (expensive) manufacturing setup.