stainless steel double wall auto cup 1.inner stainless steel outer plastic 2. food grade plastic 3.capacity:350ml ABOUT FU NAN SHENG…Yongkang FuNanSheng Industry & Trade Co., Ltd located in Yongkang City , occupied 15,000 square meters . We are a professional enterprise that specializes in developing ,designing , producing and selling of stainless steel flask , travel pot , coffee pot , sport ...