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20oz leakproof thermal mug

When you need a reliable tumbler that keeps your beverages at the perfect temperature for hours, our 20oz leakproof thermal mug is the ultimate choice. It's crafted with the same attention to detail as our popular Car custom thermal mug, designed for on-the-go lifestyles. Constructed from premium 304 BPA-free thermal mug material, it ensures your drinks are safe from harmful chemicals. Its generous capacity makes it a great alternative to our larger 24oz camping thermal mug, perfect for daily commutes or shorter trips. For businesses looking to make a lasting impression, it also serves as an excellent base for a Corporate engraved thermal mug, offering a personalized touch for clients and employees.


The 20oz Leakproof Thermal Mug is engineered for superior performance and everyday convenience. Its advanced vacuum insulation technology maintains hot drinks warm for up to 6 hours and cold beverages chilled for up to 12 hours. The secure, leak-proof lid features a convenient slide-open mechanism, allowing for easy sipping without spills, making it ideal for use in cars, at the office, or during outdoor activities. The mug's ergonomic design ensures a comfortable grip, while the durable stainless steel exterior resists dents and scratches. Below are the detailed specifications presented in a clear list and table format for your reference.

  • Capacity: 20 ounces (590 ml)
  • Material: 304 Grade Stainless Steel (Inner and Outer Wall)
  • Lid Material: BPA-Free Food-Grade PP Plastic
  • Insulation: Double-Wall Vacuum Insulation
  • Temperature Retention: Keeps hot for 6 hours, cold for 12 hours
  • Lid Type: Leak-Proof Slider Lid with Rubber Seal
  • Height: 7.5 inches (19 cm)
  • Diameter: 2.8 inches (7.1 cm)
  • Weight: 12 ounces (340 grams)
  • Dishwasher Safe: Lid (Top Rack Only), Mug Body (Not Recommended)
  • Warranty: 1-Year Limited Manufacturer Warranty
Feature Specification
Overall Height 7.5 inches / 19 cm
Body Diameter 2.8 inches / 7.1 cm
Weight (Empty) 12 oz / 340 g
Liquid Capacity 20 fl oz / 590 ml
Hot Retention (≥60°C) 6 Hours
Cold Retention (≤10°C) 12 Hours
Primary Material 304 Stainless Steel
Lid Seal Silicone Rubber Gasket
Care Instructions Hand Wash Recommended

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