Durable Weather Protection Lacquered Wood Construction With Stainless Steel Hinge And Centre Chain Suitable For Indoor And Outdoor Use. Simple Contemporary Black Finish. Ideal For Communicating Messages, Menus Or Special Information And Promotions. Double Sided Synthetic Non-Porous Surface For Writing On With Liquid Chalk Markers. Writing/Art Work Is Resistant To Smudging. Simply Wipe Clean With Wet Soapy Cloth Or Use Cleaner (SECCLEAN-GR) To Reuse Surface.