Double drinking design, including straw mouth and direct drinking mouth, users can freely switches according to their needs to meet different drinking habits Adopting a 304 stainless steel shell and ceramic coated inner liner, it has good corrosions resistance and durability The fully sealed leak proof design ensures that there will be none liquid leakage during travel, allowing you to carry it easily Designed with an ergonomic handle for easy portability, making it ideal for outdoor activities, gym, or daily use The wide mouths opening allows easily washing and quick filling