CAN I FILL TRAVEL TUMBLER WITH ICE? 21 May 2021 07:37 Updated Follow Sure! To carry the coldest of contents in your Travel Tumbler, simply fill it with ice and enjoy for 24 hours or longer. Travel Tumbler features a wide mouth that ensures effortless ice-filling and easy cleaning. Related articles DOES TRAVEL TUMBLER FIT CAR CUP HOLDERS? WHAT YOU SHOULD BE AWARE OF WHEN USING 24BOTTLES’ PRODUCTS. ARE 24BOTTLES PRODUCTS NICKEL-FREE? IS TRAVEL TUMBLER INSULATED? HOW CAN I CLEAN MY TRAVEL TUMBLER?