Engineered for everyday convenience, this 420ml insulated flask features a durable 304 stainless steel inner and outer shell with a 316 stainless steel bottom for extra strength. Its small lid doubles as a cup, making it perfect for solo use or sharing on the go.
This flask keeps beverages piping hot or refreshingly cold for hours. Field tests confirm: “Water remained hot even after 8 hours.” Its thick handle ensures safe pouring without slipping, and the design prevents heat transfer to your hand.
Ideal for home gatherings, outdoor picnics, dorm rooms, or office tea breaks. Share warmth anytime, anywhere.
The ergonomically designed handle allows one-handed pouring, and the wide opening makes cleaning effortless without dead corners. Multiple capacity options are available, and after-sales support ensures peace of mind.

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