New Solid Color Business Stainless Steel Tumbler Mug Office Gift Cups with Creative Water Cups.

Product category: vacuum flask Liner material: 304 stainless steel Thermal insulation performance: 6-12 hours Material: inner 304 and outer 201 Shell material: 201 stainless steel Style: with rope, straight cup Function: household, portable, vacuum, heat preservation, anti-falling. Capacity: 500ml