The TC stands for Thermo-Cure Top.An action packed OM sized 6 string flat top acoustic bursting with character and packing in incredible value. This Eastman E20OM TC Thermo-Cure Top Guitar has been hand made in a traditional workshop and benefits from an enhanced performance thanks to its Thermo Cure Adirondack Spruce and carefully selected Rosewood back and sides. Eastman are a highly respected guitar builder and have developed a knack for making instruments that compete with the biggest names without hitting your pocket too hard. this very latest spec Eastman E20 OM TC is a superbly versatile wonderful sounding guitar and will work well for any level of player. It comes with its official hard case and will receive a check and set up in our workshop.