OB3648B Features: -Frame Material: Aluminum.-Board Type: Magnetic, Calendar, Planner.-For Use With: Data Cards, MAVDC202M Series, Magnetic Card Holders, MAVMCH1220P Series.-Global Product Type: Boards.-Board Width : 48 in.-Surface Material: Porcelain On Steel.-Grid Columns : 23.0.-Grid Rows : 35.-Board Height : 36 in. Includes: -Mounting Details: Hardware Included. Color/Finish: -Surface Color: Blue/White.-Frame Color: Silver.