Earlier quoted context omitted.
Not sure why this is getting tons of downvotes. Warby Parker's profitability per retail square foot is one of the highest in all of retail mostly because there's such a distance between what their frames cost to make and what they sell them for. Limited choice (Trader Joe's style) and a good sense for the products their target market wants seem to be their secret sauces to pulling off crazy margins on said products.
>profitability per retail square foot is one of the highest are these numbers public? source?
"...the company is still averaging about $3,000 per square foot of retail space, a figure that’s in the same breath as Tiffany’s estimated $3,043 ... stores are not profit centers as much as marketing collateral, giant advertisements for Warby Parker’s website. “They’re synergistic,” he says, noting that 85% of Warby retail buyers have already browsed online."