Contigo SnapSeal Byron Vacuum-Insulated Stainless Steel Travel Mug, 16 oz, Vivacious Do not use cleaners containing Chlorine, bleaches, abrasives and/or other harsh chemicals SnapSeal lid features a 1-piece leak proof lid Easy, one-handed use Double-wall vacuum-insulated stainless steel keeps beverages hot for 6 hours or cold for 12 hours; 100% BPA Free Fits most single-serve brewers and car cup holders Top-rack dishwasher safe lid Lifetime Warranty