OXO Stainless Steel LiquiSeal Travel Mug : Thermo-Seal technology with three silicone seals lock in liquids for no leaks or spills no matter where you use the OXO LiquiSeal Stainless-Steel Travel Mug. Only one hand is needed to press a simple button that instantly opens and securely closes the stainless-steel travel mug. The double-wall design with vacuum insulation ensures desired drinking temperature for up to 7 hours. The brushed stainless-steel 14-oz. travel mug offers the OXO signature soft, nonslip grip. The OXO LiquiSeal travel mug with non-drip spout fits any standard cup holder and is top-rack dishwasher-safe.