... , ASTM approved 2 OEM offered 3 Material:stainless steel thermos 4 Eco-friendly&BPA free 5 keep ... of our previous work.3)MaterialImported s/s 304 stainless steel, single wall, double wall available, different kind ... available.6) Caps&LidsSports caps and lids,sippy lid, all kinds of lids, above 15 kinds available. ... , 1200ml,1500ml,2000ml are available selling novel stainless steel coffee air pot