1. STAINLESS INNER POT – High-quality stainless steel vacuum inner pot is capable to retain temperature to keep your beverages hot/cold for a longer time. Even the outer surface consists of highly durable steel material.2. PORTABLE – This Royalford Double Wall Vacuum Flask is lightweight and easy to carry out for outings without any spills.3. HIGH QUALITY – This Royalford flask is thick-walled thermal is made up of durable 304 stainless steel to withstand the demands of everyday use. It keeps your beverages as cold/cold for a long time. Made from durable double-wall with vacuum insulation system, locking in temperature to keep the freshness of your beverages for long hours. Safe and non-toxic, and high-grade stainless steel.4. ENDLESS POSSIBILITIES – The stainless steel bottle is ideal for use at home, at work, at sports, in the car, on the beach, and even during camping or hiking. Ideal for water, tea, coffee, carbonated drinks, wine, and beer.