- BEST QUALITY - 100% Leak Proof & Easy to Clean. The BPA-free silicone rubber on each lid ensures no leak, no plastic smell. A cup brush for easy washing. Insulated Water Bottle is Perfectly suitable for daily use, running, hiking, camping, etc. HIGH-GRADE MATERIAL - Food Grade Stainless, Prevent the Product from Oxidization or Rust. Resistant from the Corrosion. Anti-Slip Material Under the Bottle with Inform Temperature and Prevent Water Outflow Lid Unique present - Fashion design, high quality and LED temperature display Thermos Mug, Four seasons available and great for home, work, outdoor sport, at the gym, in your car, and even camping or hiking. Modern design and High quality make them Unique Presents for festivals, Holidays, Birthday, Christmas, Thanksgiving, and Business gifts to your friends and families. LONG LASTING - Featured dual walls, premium coated copper on the exterior of the inner wall. High-performance temperature retention, keep liquids hot, and cold up to 24 hrs. WILLING TO SERVE – We can serve you all the time. If you encounter any problems, please feel free to contact us directly.