Refund & Exchange Policy

Our Refund & Exchange Policy applies to all purchases made online at If you have purchased your mug from a retail location, please note that you must adhere to the store's return policy, as we do not handle any retail location purchases

It is important to note that Mammoth Mug does not cover damage caused by normal wear and tear, accidental dropping, improper care or cleaning, non-standard usage, or negligence. Our product is designed for water carry and consumption, and it is not intended to withstand large drops, force, impact, or exposure to extreme conditions.


If you are unhappy with your purchase we accept returns and exchanges on unused items (excluding Mammoth Mug water bottles and lids) within 30 days of delivery. Mammoth Mug water bottles and lids are not included in the return/refund policy for hygienic reasons. (Mammoth Mug water bottles include: Mammoth Mug 2.5L, Mammoth Mini 1.5L, Mammoth NBA Collection, Mammoth Insulated Woolly Collection, Mammoth Squeeze 1.5L, Skull Shaker)

All returns must be advised in writing and contain photo &/or video evidence of the issue at hand provided with a copy of your receipt (within 30 days of delivery) and reason for return.

Once your return has been approved, we will provide you with a pre-paid return label, please confirm your address. 

Once we receive your returned item and our quality care team confirms that your items have not been used, we will process your refund. Please be aware that a return processing fee of $10 will be applied, which will be deducted from your refund.

If you are unsure of sizing, please view our sizing chart or you may email for any sizing questions.

Warranty Policy

We go on a case-to-case warranty on our Mammoth Mugs. If there are any issues with your Mammoth Mug, please email the customer support team ( the problem and provide us photos. Based on the photos we will determine if the impact falls under a manufacturing issue or if it was the impact itself that led to the problem.

Due to the medical-grade plastic, Mammoth Mugs are NOT dishwasher safe. "Hand wash only" is indicated at the bottom of your Mammoth Mug, as well as under each product description.

We do not guarantee replacements or reimbursement for any accidental and/or usage damage to your Mammoth Mug.

We value our customers and strive to provide the best service possible. If you have any questions or concerns regarding our Refund & Exchange Policy, please do not hesitate to reach out to our customer support team at We are here to assist you and ensure that you have a positive experience with our products.

Thank you for choosing Mammoth Mug. We appreciate your support and look forward to serving you in the future.


We want to emphasize that all claims will be honoured at the discretion of Mammoth Mug. However, we reserve the right to refuse or replace any customer claims, except for those protected under Canadian Consumer Law & regulations.