... :Multi-layered insulated caseDurable, polished stainless steel vacuum flask with push-button top for easy, one-handed pouringScrew ... and polished surface· Thickness: 0.4mm· Recommend old fashioned cleaner: white vinegar and baking soda· Certifications: FDA, LMGB, ... designs are acceptedDescription:Stylish backpack including brush stainless steel vacuum flask, cups, cream, and sugar containers. Thermal ...