Cotton - Duvet Cover Set - Crimson WhisperFITS MOST KING SIZE BEDS Every brand has different definitions of a King size, please measure against an existing cover to ensure a good fit with your inner and your bed. Our measurements are: 2. 1m x 2. 4m (external unfilled cover laying flat) also fits well on most Queen beds with more coverage. Buttons can be positioned down the side, or at the feet depending on your bed size. Cotton Crimson Whisper Duvet Cover Set Introducing the Annah Stretton