... , also it is not sensitive to temperature fluctuations. 2) Cushion,the fabric and sponge inside the cushions, they are all water proof, the sponge ... construct the frame with 1.0mm thick aluminum, but all our products are constructed with 1.2,1.5and 1.8mm thick ... outdoor show. 6, We have very big markets ,Main customers are from Canada , Germany, France, Netherland, Switzerland, Argentina, Spain, USA, ...