How long does it keep drinks hot?
This product will maintain the temperature of hot drinks for 6 hours; however this time depends on how often you open the lid, allowing heat to escape and how you prepare it with boiling water before use. While the stainless steel tumbler is vacuum-insulated, the plastic lid is not. Pre-heating your tumbler with boiling water will help to maintain a high temperature for longer, however after about 2 hours, the temperature of your drink may begin to reduce (especially if you have opened and closed it a few times while drinking). The purpose of the product is to maintain drink temperature over a few hours, rather than the whole day.

How long does it keep drinks cold?
The Insulated Travel Tumbler will maintain the temperature of cold drinks for 8 hours; however this time depends on how often you open the lid, and how you prepare it with ice / time in a freezer before use. While the stainless steel tumbler is vacuum-insulated, the plastic lid is not. Pre-freezing your tumbler with iced water will help to maintain a low temperature for longer, however after about 2 hours, the temperature of your drink may begin to increase (especially if you have opened and closed it a few times while drinking). The purpose of the product is to maintain drink temperature over a few hours, rather than the whole day.

Is the Insulated Tumbler dishwasher-safe?
No, the Insulated Tumbler is not dishwasher safe. Wash the cup with warm soapy water before you use it for the first time, and again after every use. DO NOT immerse in water. Dry thoroughly after leaving it to drain. Always store with lid removed.

How do I remove stains?
Fill tumbler with hot water, add one teaspoon of bicarbonate of soda (DO NOT put lid on while using this cleaning method). For best results soak overnight. Always rinse before reuse. Alternatively, use a solution of vinegar and water.

Is the Insulated Travel Tumbler microwave-safe?
No, the Insulated Travel Tumbler is not microwave-safe.

Can the Insulated Tumbler be used for carbonated drinks?
Yes, you can use the Insulated Tumbler with carbonated drinks and it is still 100% leak proof.

Is the Insulated Travel Tumbler freezer-safe?
Yes, you can use the Insulated Tumbler in the freezer but keep upright and as liquid expands when frozen, please ensure there is room at the top and be careful not to overfill. Make sure the contents are fully defrosted before trying to unscrew the top.

Is the Insulated Travel Tumbler BPA and BPS-free?
Yes, it is BPA and BPS-free.