Large Heavy Duty Thermos

The water bottle is made of solid and quality food grade 316 stainless steel, which is rustproof and solid. The bottle adopts double layer design, cold and hot insulated, which can keep the drinks cool for several hours. The sports water bottle lid is equipped with heavy duty threads and sealed with silicone rubber ring, which can effectively avoid leakage. Standard mouth metal water bottle is convenient for cleaning and placing ice cubes, and keeps drinks fresh. Advanced technology prevents heat transfer to outer wall, protects your hands from the temperature of beverage.