Double walled vacuum insulated technology keeps beverages chilled or heated water bottle for 12 hours, Inner coating for better temperature retention. A uniquethermal thermal water bottle that makes pouring completely hassle, Free and spill, Free, Rust proof. Condensation & sweat / straw free thermal no condensation on outer body even while carrying icy cold water completely sweat free. Leak proof & non, Toxic leak proof design, Contains no toxins completely bpa and phthalate free. Both its internal and external surfaces of this thermos have been fabricated using 18/8 quality making it, Stainless steel rustproof products. It includes a capacity of 500 ml and includes a transparent drinking cup made of plastic intended to act as compatible with for tea hot flask. Perfect thermas size right size to carry around and fits right in your bags and car bottle holders. 4 best sports usage office/school/college/gym sipper/picnic/home color bliss black. Package contents 1 vacuum flask set walled bottle, Insulated double, Color black, Size 18 ounce, Capacity 500 ml, Material stainless steel.