MoMA Exclusive: This engaging and playful Sliding Perpetual Calendar keeps you up-to-date with ease. Simply move the sliding circles along the pathway to track each day of the week, month and date. Designed by Giancarlo Cipri through MoMA's collaboration with the MFA Products of Design program at the School of Visual Arts, the calendar can be mounted on the wall or displayed standing with the included pegs. The MoMA Sliding Perpetual Calendar is made of recycled acrylic and measures 12h x 9.2w x 0.3"d.