Engineered for those who won't compromise on performance, our Black Rugged 12oz Tumbler delivers battlefield-tested reliability for everyday use. This heavy-duty tumbler features triple insulation with copper lining that maintains ice for 24 hours and heat for 9 hours, ensuring your drinks stay at the perfect temperature through the longest days. Constructed from military-grade 18/8 stainless steel, it's built to withstand impacts, drops, and rough handling while remaining completely dishwasher safe. The matte black finish resists fingerprints and scratches, maintaining its tactical appearance through years of use. Each purchase directly supports Homes For Our Troops (HFOT), meaning your daily hydration contributes to building homes for injured veterans. The ergonomic stemless design provides a secure grip even in wet conditions, while the slim profile fits most vehicle cup holders. Whether you're on construction sites, outdoor adventures, or simply navigating a busy schedule, this tumbler stands ready to perform when you need it most.