Keep your drinks at the perfect temperature with our insulated 30oz stainless steel tumbler. Featuring double-wall vacuum technology, it can keep your drinks hot for over 6 hours and cold for around 24 hours. Made from high-quality 304 food-grade stainless steel, this lead-free and durable tumbler is also rust-proof and easy to clean. The superior powder coated finish prevents heat transfer to the outer wall, making it sweat-proof and easy to grip. Perfect for your daily commute or outdoor adventures. Benefit from the advanced technology of our insulated stainless steel tumbler. With a double-wall vacuum design, it can maintain the temperature of your drinks for up to 6 hours of hot and 24 hours of cold. Crafted from high-quality 304 food-grade stainless steel, this durable and lead-free tumbler is also resistant to rust and effortless to clean. Its superior powder coated finish ensures that no heat is transferred to the outer surface, preventing any sweat and ensuring a comfortable grip. Whether you're on your daily commute or outdoor adventures, our tumbler is the perfect companion to keep your drinks at the ideal temperature.