Insulated spill proof mug

When you're on the go, nothing beats a reliable stainless steel spill proof mug. Our collection is designed for everyday adventures, whether you're commuting to work, traveling, or driving. For the perfect single-serving size, our 16oz spill proof mug is a top choice. Need a larger capacity for those long days? The 20oz spill proof mug has you covered. And for the ultimate driving companion, our specially designed car spill proof mug ensures your drink stays secure and accessible. All our mugs feature advanced double-wall vacuum insulation to maintain your beverage's temperature for hours. The secure, leak-proof lid is engineered with a sliding lock mechanism, preventing spills even when jostled or tipped over. Constructed from high-quality, food-grade 18/8 stainless steel, these mugs are durable, rust-resistant, and free from flavor transfer. The ergonomic, comfortable grip and slim design make them easy to hold and fit perfectly in most car cup holders and bag pockets.


The ThermalGuard Pro Insulated Spill Proof Mug represents the pinnacle of portable drinkware technology. Every component has been meticulously engineered for maximum performance and user convenience. Its construction begins with premium 18/8 stainless steel for the body, ensuring durability and purity of taste. The double-wall vacuum insulation creates a powerful barrier against external temperatures, keeping hot drinks steaming for up to 6 hours and cold beverages chilled for up to 12 hours. The lid system is a masterpiece of design, featuring a secure sliding lock that seals the drinking opening completely. A press-button release adds an extra layer of security, while the integrated silicone gasket guarantees a perfect, leak-proof seal every time. For added comfort and style, the mug includes a non-slip silicone base and is available in a range of contemporary finishes.

Detailed Technical Specifications

  • Material: 18/8 Food-Grade Stainless Steel (Body & Lid)
  • Insulation: Double-Wall Vacuum Insulation
  • Lid Seal: Integrated Silicone Gasket
  • Locking Mechanism: Slide-and-Click Lock with Button Release
  • Exterior Finish: Brushed Stainless Steel with Color Accents
  • Base: Non-Slip, Scratch-Resistant Silicone Ring
  • Dishwasher Safe: Top Rack Recommended (Lid hand wash for longevity)
Model Capacity Height (with lid) Diameter Weight Heat Retention (hrs) Cold Retention (hrs)
ThermalGuard Pro 16oz 16 fl oz (473 ml) 7.2 in (18.3 cm) 2.8 in (7.1 cm) 12.3 oz (349 g) 6 12
ThermalGuard Pro 20oz 20 fl oz (591 ml) 8.1 in (20.6 cm) 2.9 in (7.4 cm) 14.1 oz (400 g) 6 12

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