If you purchase an independently reviewed product or service through a link on our website, WWD may receive an affiliate commission. Fashion and hospitality have never been closer, what with this year’s wave of buzzy hotel collaborations: from Eberjey x The Ritz-Carlton to Drake’s x St. Regis. It’s no longer enough to jetset to a fancy destination, check into a luxury hotel, and then post about it on social media — now, compulsive travelers are vying to get their hands on high-end souvenirs commemorating each stay, in the form of limited-edition merch (be it a logocentric baseball cap or a subtler cashmere sweater). But while in-person purchases of this nature are the ultimate status symbols, signaling buyers’ impeccable taste and familiarity with the finer things in life, the next best thing to snagging a silk scarf off of a gift-shop shelf is buying hotel-branded pieces online. Specifically, premium hotel robes have been gaining popula...