Zojirushi is a Japanese Manufacturer of stainless steel vacuum insulated product which has unique USPS which pass the 3 temperature test durability test and other inspections while product is made . The Vacuum insulated product like food jar, Lunch Jar, stainless steel vacuum insulated bottle &Mugs, tumblers and thermo Bottle are double insulated product which keeps the drink hot & cold for more than 6 hours and the inner layer is coated with non-sticky substance which prevents the bacteria & the bad smell of the bottle. Zojirushi Vacuum Insulated bottle are light weighted designed for added portability which is easy to carry everywhere & has a advance technology of seamless seal which prevents beverages from spilling & also makes drinking from the Bottle & mugs easy .The Stainless Mug features a lightweight design for added portability. The tight-fitted flip-open lid with a seamless seal makes drinking from the mug easy and prevents beverages from spilling.