New Vacuum Stainless Steel Flask for Men Women Fashion Thermal Insulated Bottle Perfect Gift

Product category: vacuum flask Liner material: 304 stainless steel Thermal insulation performance: 12-24 hours Material: inside and outside 304 Applicable people: General. Shell material: 201 stainless steel Function: heat preservation Capacity: 500ml 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.