Vacuum Insulated: This double-walled insulated shaker will not get freezing cold to the touch, sweat, or cause your beverage to get watered down.

Leak-Proof Shaker Lid: The lid has a built-in strainer. Twist off the top lid to pour your drink. The top lid doubles as a jigger and has 1/2 & 1 ounce measurement marks. The shaker lid twists on the cup and is compatible with all Classic tumblers.