7 days long-term preservation

Sophisticated design can keep the vacuum constant above the high standard of -0.024Mpa, and drink it again after 7 days.

• Classic date scale reminder for drinking in the fresh period.
• Food grade silicone material can be used with confidence.
• Exquisite and compact without occupying space.
• Durable 304 stainless steel housing.
• Classic and durable design.