Classroom Home Calendar Date Squares with Holidays and Special Days - 2 Month Supply Classroom or Home Use Calendar Dates With Holidays and Special Days Included 2 sets of 31 numbered calendar cover-ups - made to fit on blank poster calendar Includes 2 sets of 17 holiday calendar cover-ups - made to fit on blank poster calendar Squares measure 2 3/4 inches Blank poster calendar is NOT INCLUDED.