Our product use Austenite 304 stainless steel, which is state-approved food grade material. All plastic parts are proved to be BPA through strict testing. The Bottle cap is input with leak-proof silicone ring to ensure it's tightness and avoid water leaking issue. The purest from of material to house your liquids hot or cold.
- Material : Austenite 304 stainless steel
- Capacity : 709 ml
- Long-Lasting Anti-Bacterial
- Color : Black
- Made from pure food grade, light weight, durable 18/8 stainless steel
- Warming hours : 12 hours > 48 C
- Cooling hours : 12 hours < 16 C
- Bright color ,Scratch resistance and uneasy to fade color after long using time.