Vibrant and durable, this water bottle from the house of Cello is a must-buy. This bottle is made of superior stainless steel grade. It has an excellent finish and is unbreakable. A versatile bottle which fits snugly in the refrigerator door pocket and in the side pocket of bag which makes storing water at home or outdoors easy. Stainless Steel Fridge Bottle Steel Grade: 18/8 Steel Excellent finishing Unbreakable Heavy Duty Bottle BPA Free 100 percent Stainless Steel Refrigerator Safe Air Tight.