Stainless Steel Mug 14oz Beer Mug with Bottle Opener Double-layer Vacuum Cooler Portable Car Mug

Product category: vacuum flask Liner material: 304 stainless steel Thermal insulation performance: 0-6 hours Material: inner 304 and outer 201 Shell material: 201 stainless steel Function: thickening, household, portable, vacuum, anti-falling. Capacity: 14oz