If you receive the wrong size from Batesfootwear.com, it is important to address the issue promptly. First, it is advisable to carefully review the packaging and any accompanying documents to confirm that the size issue is indeed a mistake on the part of the seller. Once you have verified that the size is incorrect, you should look for the return and exchange policy outlined on the Batesfootwear.com website. This policy typically provides guidance on how to initiate a return or exchange, including any necessary steps to follow. Generally, you will need to return the incorrect item in its original condition and packaging. It may also be useful to include a note specifying the correct size you would like to receive. Monitoring the web page can provide you with specific return instructions and any required documentation.