Rainbow-bright colors and lots of extras! Each set includes 26" x 31" calendar, 12 month labels, 7 days of the week labels, 4 seasons labels, 2 sets of 33 date markers, 62 special day markers, 7 weather labels, Yesterday/Today/Tomorrow sign, Season/Weather sign, 4 blank signs for customization, and a Discovery Guide with creative activities that teach and delight! 165 pieces per set. Sold as 2 sets.