Eureka Valentine's Day Post Bulletin Board Sets 4 Panels, each panel 17 x 24" 74-Piece set includes 30 envelopes ready for personalization February 14 will be first class with this Post Office-themed Valentines Day set Bulletin Board sets are great for the classroom, home, parties, or use for bedroom and playroom wall dcor Produced by Eureka, a leading innovator in classroom supplies, school dcor, activities, and educational fun for children of all ages