Dear {Recipient},

Thank you for reaching out to us. I am very sorry to hear that the {item} you received was defective.
We take pride in the quality of our products, with each item undergoing several stages of quality checks before being shipped. Unfortunately, it seems that a defective item slipped through the cracks and ended up in your hands. We understand your disappointment and will be shipping out a replacement immediately.

Please expect the new {item} to arrive within {number of} days. You'll also find a return label in the {parcel/envelope}. May I request you to kindly attach it to the original packaging of the defective product and mail it back to us. No postage is needed.

If you have any further questions, simply reply to this email. Thank you.

Warm regards,

{Your Name}

Dear Valued Customer,

We are writing to apologize for the product liability issues that have recently surfaced in regards to our products. We understand that this is a difficult time for you and we want to express our sincere regret for any inconvenience or distress that this may have caused.

At [Company Name], we take pride in providing quality products to our customers and we are deeply sorry that this has not been the case this time. We understand that our products are an extension of our company and that any issues with them reflect poorly on us.

We are currently conducting a thorough investigation into the product liability issues and are working to identify the root cause of the problem. We are also taking steps to ensure that similar issues do not occur in the future. We are committed to providing our customers with the highest quality products and we will take all necessary precautions to ensure that this is the case.

We understand that this situation has caused a great deal of frustration and we want to make it right. We are offering a full refund for any defective products and we will also provide a complimentary replacement product. We hope that this will help to alleviate some of the stress and frustration that you have experienced.

Once again, we apologize for the product liability issues and we are committed to doing everything we can to make it right. We appreciate your patience and understanding during this difficult time and we look forward to continuing to serve you in the future.

Sincerely,

[Company Name]