The US has a tradition of producing ugly sweaters for Christmas, which is also occasionally picked up by big brands.

This year, Microsoft has joined such an unusual tradition. In December, the company began sending XP-style Christmas sweaters to journalists, staff and partners (the Professional was changed to Pro-ho-ho-fessional (a hint of the traditional Santa Claus Ho Ho Ho).

The company just wanted to make a joke, but readers in the comments flooded the company with questions: where to buy? The gift was particularly appealing to old-fashioned nostalgia for Windows XP.