With Its Tasteful Full-body Graphics, The Couture Snapseal™ Vacuum-insulated Travel Mug, 20 Oz, Will Get You Noticed On The Commuter Train Or In The Conference Room. But This Thermal Travel Mug Is So Much More Than A Statement Piece Thanks To Thermalock™ Double-wall Vacuum-insulated Stainless Steel, Which Keeps Drinks Hot Up To 7 Hours Or Cold Up To 18. Plus, Its One-piece Snapseal Lid Is Leak-proof When Closed For On-the-go Convenience And Allows For One-handed Drinking With No Lids Or Caps To Remove Or Misplace. At The End Of The Day, Remember To Hand-wash All Parts And Let Them Air-dry With The Lid Off.