Sky Blue 2019 Dry-erase Horizontal Wall Calendar 24" tall X 36" - NO HOLIDAYS. Dry AND wet erasable! The best of both worlds :-) NO HOLIDAYS - More room to write Our calendars easily unroll and lay flat. Installation is a breeze! Thicker calendars stay curled making installation a nightmare. Once installed, calendar thickness is irrelevant Recyclable! We make the only erasable calendars that can be recycled with household waste 24 x 36 Horizontal and Vertical format. Date Blocks are 1-1/2" wide X 1" tall.