This sleek, powder 20 oz double-walled stainless steel tumbler comes with a stainless steel straw with a food grade silicone comfort tip. It can handle both hot and cold liquids. Keep your drink hot for 12 hours and cold for up to 24 hours. It comes in a gift box and is available in black, blue, gray, red, and white. The tumbler's diameter is under 3 inches, so it will fit in virtually any car's cup holder. This product is free of BPA, phthalates, lead, and toxins. These are made of food-grade stainless steel and silicone that have been approved by the FDA and are in line with California Proposition 65.