... flask, flask, thermos made of plastic body and glass inner, with good design and keep warm & cold well, can display your LOGO ... 1 or 2 water cups on the top6, You can design and print LOGO on the body or packing box7, Both ... with asbestos or without asbestos inner, can pass ROHS/ EU and FDA test.8, Competitive ... vacuum flask with cups, plastic thermos bottle with glass inner