SAFE DRINKING-Royal Prince drinking water bottle is made for safe drinking and keeping freshness alive for the long term. Internally it is made from the stainless steel and externally a pure coating of the necessary material and an airtight, leak-proof, screw-top lid to ensure maximum safety. STORES YOUR DRINKS-These thermos flasks aka water and drink bottles are purposefully made for and are used in hot & cold drinks storage. The stainless steel bottle with a protective film makes it insulated bottle flask for hot and cold drinks. It can be used as a water flask, coffee flask, tea flask, and milk flask, etc. PARTNERS YOU EVERYWHERE-This stainless steel water bottle is your office, exercise, camping food, home dining, car travel, partner and can be used anywhere. ELEGANT DESIGN-Royal Prince Vacuum Flask is designed to look elegant which is purely made from stainless steel with blue protective film quoting to look amazing metal water bottle for all intended uses. CAUTION-When this Vacuum flask is used for coffee, tea, and milk bottle, etc., wash it immediately after use to avoid unpleasant smell.