The frame of this Dining Set is made with Grade 304 stainless steel & contains a film of chromium oxide which prevents surface erosion making it ideal for outdoor use. The slate effect table top is constructed in Glass Reinforced Concrete (GRC) & is exceptionally tough & weather resistant. Covering the chair frame is a tough synthetic fabric made from PVC coated polyester. It has specifically formulated yarns that withstand UV fading, mildew & severe weather conditions. The fabric is fully water resistant & can be cleaned using soapy water. This large dining table is perfect for outdoor dining. It seats up to 6 people, so is ideal for entertaining family & friends. It is virtually maintenance free… warm soapy water for cleaning is all that is required. The full back of the chair gives greater comfort to the diner & the teak arms compliments the entire set.