Stainless Steel Vacuum Flask LED Temperature Measuring Bouncing Cup Fashion Water Bottle Gift

Product category: vacuum flask Liner material: 304 stainless steel Thermal insulation performance: 12-24 hours Material: inner 304 and outer 201 Application scenario: home, office, outdoor Shell material: 201 stainless steel Function: portable, vacuum, heat preservation Capacity: 420ml,320ml This universal product is designed for daily use, suitable for a wide range of scenarios. It is made with fine workmanship and strict quality control, ensuring stable performance and good durability. Simple to operate and easy to maintain, it is a practical choice for daily life, meeting your various daily needs.