At the start of it all in 1904, the founders domesticated the vacuum insulation technology, creating the first Thermos® product. A product that would quickly become a staple in the lives of adventurers, explorers, and everyday folks like us. With over 100 years dedicated to providing reliable products, Genuine Thermos® Brand remains just as committed today to helping you to Protect What You Love™.

Thermos® vacuum insulation technology creates an airless space between two walls, virtually eliminating temperature change so your drink stays icy cold or steamy hot no matter what the forecast. Its soft spout is comfortable on gums and features interchangeable parts that fit all Phases, Phase 1 for children ages 6m+. Stainless steel interior and exterior is vacuum insulated for max temperature retention, hot or cold. Its leak-proof valve is easy to clean.