• Silicone
• Outdoor water bottle:the bottle is made of silicone , it is safe and without harmful chemicals,silicone drink bottle
• Wear-resistant drink bottle:collapsible design, when extended, the ends of the water bottle look like rugby balls,wear-resistant sports bottle
• Travel bottle:fashion and simple design is creative and practical, portable, easy to carry, fitness and outdoor use,portable sports bottle
• Daily use bottle:the bottle can be used for a variety of liquids, such as cold water, milk, juice and beverages,daily use water bottle
• Convenient drink bottle:the bottle is smooth, easy to clean and use, saves time and effort, and can bring you great convenience,drink bottle