This 13H Calendar Stand is made from acrylic and is suitable for the 90x115mm 13H refill. The Milford Acrylic desk calendar refill stand is the perfect desktop tool to house and display your top turn desk calendar refill. The stand allows the refill to sit up facing the reader on their desk, allowing easy reading of the day and relevant months dates, as well as a stable surface from which to make notations on the refill itself on a day to day basis.