- Heat preservation duration: about 6-12h
- Material: Shell: 304 stainless steel
- Inner liner: 316 stainless steel
- Specification: 1000ml (optional)
- Size:1000ml:
- about 295 * 80mm/11.61 * 3.15inch
- Durable Water Flask: Stainless steel interior and exterior, environmentally friendly materials, safe to use. Excellent workmanship, no water leakage. 2. Keep Heat and Cold: Our vacuum insulated mug is made of excellent heat insulation material, which can keep hot and cold liquids (Water , Coffee ,Tea) at several hours. 3. Portable: The bottle body is small and the capacity is large. Handheld rope design, easy to carry for outdoor travel sports. 4. Perfect Gifts: It is a good choice to deliver your care for friends and family with beautiful and practical gifts. Perfect gift for birthday, Christmas, anniversary or other celebrations. 5. Satisfaction Guarantee: We strive to provide each customer with the highest standard of customer service to ensure you have a pleasant shopping experience. If you have any issues, inquiries or need assistance, please feel free to contact us directly.

















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