New 316 stainless steel coffee cup double-layer vacuum carry rope thermos cup business souvenir gift cup

Product Category: Thermos Cup Material of liner: 316 stainless steel Insulation performance: 6-12 hours Applicable gift-giving relationships: juniors, couples, couples, colleagues, friends, elders, children, classmates, teachers Style: with lifting rope Function: Thickened, Household, Portable, Vacuum, Insulation, Anti-drop