18-8 stainless steel is used for the body; both surface and inside have smooth finishing and electrolytic polishing applied, it is stains and odor resistant. It has warm and cold insulation function that suitable for both hot and cold weather. 2-tier open for stress-free drinking on-the-go and easy washing.

350ml version is also available, please click here for details.

Heat retention: (start 95℃）65℃ or above after 6-hour.

Cold retention: (start 2℃）10℃ or below after 6-hour.