- Body: Double-walled 304 & 201 stainless steel for heat retention, customized patterns and colors
- Lid: 304 stainless steel material, just twist to get water
- Bottle’s inner bottom material: 316 stainless steel
- Infuser: 316 stainless steel material, removable
- Gasket: Silicone material, resist leakage
- Keep hot in 12 hours - keep cold in 24 hours
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