Thermal Insulated Tumbler

Description:

350ml 

1.High Safety: Made with high-quality 304 stainless steel liner. 

2. BPA-free, non-toxic, and safe for tea, coffee, milk, juice, and more. 

3.Double-Layer Insulation: Keeps drinks warm for up to 6 hours and cold for up to 12 hours.
4. Leak-Proof Design: Features a food-grade silicone seal to prevent leakage.

5.Durable Build: 5-layer heat preservation technology using professional-grade 18/8 stainless steel for long-lasting temperature retention.