Originally Posted by
MSPeconomist
If OP doesn't have any status with Bonvoy, I don't think bedding type is guaranteed. OP should try to get a written confirmation from the hotel that OP's party will get two doubles and one twin (which I assume means a room with two twin beds).
I'd assume bedding is not guaranteed in hotels where you book a room and choose a preference for king/queen/two beds. In this particular hotel, they're both listed as separate types of rooms.