Double-wall, vacuum-insulated construction keeps beverages hot for 6 hours or cold for 20 hoursPatented AUTOSEAL technology for 100% leak-proof and 100% spill-proof performanceOne-handed operation for convenient drinking during activities - just press the button to sip; release the button to automatically seal the mugDouble-wall construction eliminates sweatingLid is top-rack dishwasher safe for easy careSleek design fits most car cup holders for travelMade from 100% FDA-approved materials
Patented AUTOSEAL lid automatically seals between sips to eliminate spills and leaks
Lid underside flips open completely for easy cleaning
Double-wall vacuum-insulated stainless steel keeps beverages hot for 5 hours or cold for 12 hours
Top-rack dishwasher safe lid; 100% BPA free
Fits most single-serve brewers and car cup holders