Thermos Water Bottle HappyGo 500ml 16OZ Stainless Steel Vacuum Cup of Hot and Cold Drinks Travel Mug for Kids Made with double walled stainless steel insulated 16oz thermos bottle for hot and cold beverages without leaking. Bullet shaped water bottle,beautiful and easily to put it in your car for coffee and water. Designed with a durable nylon strap provided a safety carry with a portable size of 0.7"*0.2". A cap is a good idea to drink with a cup instead of directly from the bottle when the beverage is hot inside. Holding time:Keep the drinks hot for 12 hours over 40,cold for 24 hours.