These playful drinking bottles are a must-have when you leave the house with children. The bottle is made of stainless steel, making it the perfect, sustainable alternative to disposable plastic bottles. The material is lightweight, highly resistant to any bumps or knocks, and does not release toxic substances into the water. Due to its simple design, the bottle is easy to clean. Use a bottle brush and warm water with dish soap. The bottles are completely leak-proof. The convenient cap is designed so that small hands can easily open and close it. Each bottle comes with a cord, making it easy to carry or attach to a backpack. The drinking bottle comes with a cap.