The Customizable Corporate Matte Black Tumbler is a stylish and practical way to promote your company while providing employees with a functional gift they can use daily. This 30 oz. tumbler features double-wall vacuum insulation to keep beverages hot or cold for extended periods. Its narrower bottom fits most standard cup holders, making it perfect for travel. Crafted from BPA and lead-free stainless steel, it measures 4" in diameter and 7.75" in height. Personalize it with your logo for a sophisticated promotional item. Hand wash only to preserve its sleek matte finish.