Material: This water bottle is made of food-grade 316 stainless steel, which is safe, healthy, BPA-free, durable, and corrosion-resistant. Its simple and elegant design and 500ml capacity make it suitable for everyday carry-on.

Vacuum Insulation: The double-layer stainless steel vacuum construction effectively insulates water for long-term warmth and keeps hot drinks cool, perfect for drinking in all seasons.

Leakproof and Cleanable: The cap is equipped with a silicone rubber seal for 100% leakproof protection, even when placed horizontally or subjected to bumps. The removable structure makes cleaning easier, prevents odors, and ensures safe and hygienic drinking water.

Portability and Applicability: The 500ml capacity is lightweight and compact, easily fitting in a bag or car cup holder. It's suitable for work, study, travel, exercise, commuting, and more.