Tri City Rock & Garden Mat. Tri City Rock & Garden Mat.43157 Osgood RoadFremont CA 94539 USAPhone: 510-651-7761Email: stefany.doukas@gmail.comUrl: http://www.tricityrock.comMonday9:00 AM - 5:00 PMTuesday9:00 AM - 5:00 PMWednesday9:00 AM - 5:00 PMThursday9:00 AM - 5:00 PMFriday9:00 AM - 5:00 PMSaturdayClosedSundayClosed