Contigo Snapseal Vacum Insulated Stainless Steel Travel Mug , 16-Ounce, Gun Metal, 2-Pack SnapSeal lid features a 1-piece leak proof lid Top-rack dishwasher safe lid Fits most single-serve brewers and car cup holders Double-wall vacuum-insulated stainless steel keeps beverages hot for 6 hours or cold for 12 hours; 100% BPA Free Easy, one-handed use