American Crafts-18 Month Calendar. This calendar is perfect for displaying in your home or office! This package contains one 18- month calendar (July 2016 through December 2017) within one 5- 1/2x5x3/8 inch plastic case that can be used as a display. Acid free. Archival quality. WARNING: This product contains chemicals known to the state of California to cause cancer, birth defects or other reproductive harm. Do not mouth or chew. Imported.