The Texas Tea fresh brewed teas are made with RO water. RO water is purified to the extent of taking all impurities out and leaving the healthful minerals in, which are needed for proper and healthy function of the organs. The flavonoids in tea adhere to the minerals, giving Texas Tea's tea the richest flavor you can derive for brewed tea. Happy Hour: 1/2 price drinks everyday between 2-4 P.M....