Keep drinks icy cold for 12 hours or MORE with the JoyJolt 20oz Triple Vacuum Insulated Stainless Steel Shaker! Shake your drinks for MORE than 15 seconds and it still wont hurt your hands! Comes with Jigger Cap for 1oz measures and Lid for 7oz measures Plus, its SPILLPROOF! Keep cocktails, shakes and iced coffee icy cold for 12 hours or MORE with JoyJolt Triple Vacuum Insulated Stainless Steel Shaker Cups for Protein Shakes and Cocktails! Flair without fear because this shaker features screw top lid AND cap for spill proof shaking and carrying. And with its 7oz Measuring Lid and 1oz Jigger Cap you can measure out cocktails and shots without extra tools! Features: Insulated, Double Wall Construction, Leak Proof Design Base Material: 100% Stainless Steel Care: Hand Wash Decor Styles: Luxury + Glam, Modern Country of Origin: Imported