This wood framed black chalkboard is great for the home, office, and classroom. These chalkboards are produced in the U.S.A. Measures 18" x 24". For best results, prime the chalkboard surface by rubbing the entire surface with the side of a chalk stick, then erase completely. Details: Black surface with hand crafted wood frame 18" x 24" Feature a premium slate surface that erases and cleans easily Use with chalk sticks or chalk markers For ages 3 and up