Introducing our 40oz Spill-Free Stainless Steel Vacuum Travel Tumbler with Anti-Slip Rubber Bottom. This tumbler features from high-quality stainless steel, this tumbler is built to last and designed to keep your beverages at the perfect temperature for hours. The spill-free design and secure lid ensure no mess, while the anti-slip rubber bottom provides stability and prevents tipping. Perfect for travel, work, or daily use, this tumbler combines functionality with sleek, modern style.