Tumbler / Cocktail Shaker

30oz Splashproof / Shaterproof Lid Limited Time Only Included 30oz Double Wall Vacuum Insulated Cocktail Shaker Lid (Normally $19.99) SERIOUS TECHNOLOGY - Double Wall Vacuum Insulated for extreme temperature retention! SERIOUSLY STRONG - Made from kitchen grade 18/8 Stainless Steel the SIC cup is ready to roll with you anywhere you want SERIOUSLY SWEAT FREE - The double wall construction completely prevents any temperature transfer to exterior wall therefore eliminating any condensation or change in temperature where you hold your hand. Your cup will always remain a comfortable temperature for you to hold but your drink inside will be either ice cold or piping hot!