Get a cup you can depend on with the 20oz Stainless Steel, Vacuum Tumbler! The 20 oz. tumbler is double-wall vacuum insulated and keeps drinks hot or cold through morning emails and meetings (about 6 hours) and has a cup holder friendly contour. The cup features a convenient press-fit, spill-resistant slide action lid. Made of stainless steel on both walls with copper lining. It's a great giveaway for business meetings, seminars and tradeshows. Invest in your clients and your brand with a promo product that's worth it all!