Premium Stainless Steel Double Wall Thermos Mug

Insulated: Enjoy hot beverages such as tea, coffee and hot chocolate, or beverages such as ice water and lemonade, to keep refrigerated for several hours.
Good performance: surface coating can ensure that these outdoor cups with lids are sweat-proof and will not transfer heat.
Safety material: made of food grade, BPA-free and lead-free durable stainless steel and PC.