YINJOYI 12 oz Travel Coffee Mug Insulated Coffee Cups with Leakproof Flip Lids Stainless Steel Double Wall Thermal Tumbler Reusable Hot Cold Cup for Travel Work Daily Use (Navy Blue, 12ounces)

YINJOYI 12 oz Travel Coffee Mug Insulated Coffee Cups with Leakproof Flip Lids Stainless Steel Double Wall Thermal Tumbler Reusable Hot Cold Cup for Travel Work Daily Use (Navy Blue, 12ounces)

• Premium Double Wall Stainless Steel --- Crafted from high-quality stainless steel, the travel coffee mug is durable, rust-resistant. With a matte powder-coated finish, it offers superior scratch and fade resistance. Designed to withstand daily use for long-lasting performance
• Long-Lasting Temperature Retention --- Featuring double-wall vacuum insulation, the insulated coffee cup locks in the temperature for hours. It keeps drinks ice-cold in summer and piping hot in winter, allowing you to enjoy your beverage at the ideal temperature at anytime
• Dustproof & One-Hand Operation --- Secure screw-on lid with a smooth flip-top opening allows effortless one-handed drinking. The flip cover of the coffee tumbler seals the drinking hole tightly, effectively blocking dirt, dust, gnats and other debris when not in use
• Leak Proof, Ideal for All Commute Scenarios --- The screw-on lid with a silicone seal ring stays leak-free even when the travel coffee cup is tipped over. It's great for tossing into bags, cars, offices, schools, travel, sports, and all outdoor activities
• Fit Most Car Cup Holders --- With a 65mm base diameter, the insulated tumbler fits most car cup holders perfectly, ideal for on the go use. The rubber base boosts stability and prevents the coffee mug from sliding or tipping over