Designed For Stanley Cup: Our silicone ice tray are specially designed with three hollow rounds of different sizes, which can fit well the tumblers tightly while using the straw smoothly. Let you experience the ultimate refreshing feeling of summer anytime.
Sealed Design: This tumbler ice tray with lid, you don't have to worry about putting it in the fridge to be contaminated by other smells at all. In addition, the ice tray sealed design can lock the cold air well and prevent water leakage. Let you enjoy pure ice and drinks stay delicious and your fridge stays clean.
Easy To Use: You just need to pour the water into the ice tray for stanley cup, cover it, and put the 40 oz tumbler ice tray into the freezer for a few hours after chilling. The soft silicone tray make it easier to remove the ice cubes and get perfect round hollow ice cubes to chill any drinks.
Widely Used: This ice cube tray for stanley cup can also be used alone in a drink, coffee, or cocktail glass. It is versatile and adds a cool flavor to your drinks. A great helper for the summer months.
NOTICE: Ice tray for 40 Oz Tumbler The 3rd ice cube is not compatible with the 20 0z and 30 0z tumbler. 1st Compatible with 20 0z；1st+2nd Compatible with 30 0z; 1st+2nd+3rd Compatible with 40 0z.