If a customer receives the wrong item from Leeina.com, there are a few steps they can take to resolve the situation. The first thing to do is to verify the order confirmation email or account order details to ensure that the item received does not match the expected product. Once the customer has confirmed the discrepancy, they should visit the Leeina.com website to look for specific return or exchange policies that apply to their situation. Typically, there should be clear instructions for initiating a return or exchange for incorrect items. It may also be helpful to note any relevant order numbers or details when following those instructions. It is important to act promptly, as some returns or exchanges may have time limits. In case the information on the website is unclear, the customer could also look for contact information on the current webpage to seek further assistance.