Achieves extreme thermal efficiency to keep hot drinks hot and cold drinks cold for longer with a lightweight, stainless steel double-wall vacuum construction and an insulated inner cap. Constructed with a sturdy SUS304 stainless steel outer wall and a highly corrosion resistant SUS316 stainless steel inner wall. Comes with anti-slip grooves in the outer cap and a hexagonal-shaped inner cap to allow for easy opening even with gloves on.

Stainless steel double-wall vacuum construction delivers extreme thermal efficiency at a light weight
Outer cap is usable as a cup
Insulated inner cap further promotes thermal efficiency
Outer cap anti-slip grooves and a hexagonal inner cap allow for easy opening and closing even with gloves on
BPA-free

Heat resistance: Inner cap, outer cap: 100℃, seal: 150℃
Cold resistance: inner cap, outer cap: -20℃, seal: -40℃

Insulating performance (Room temperature 20℃:
Start temperature: 95°C→ 6 hours later: 81°C
Start temperature: 4°C→ 6 hours later: 7°C