Newegg is selling on their own website as well as on eBay. Don’t know what you will get since pictures and description don’t match. Free shipping and free return if bought from Newegg’s website.
www.newegg.com
Intel Ethernet Server Adapter X710-DA2 for OCP | eBay

Intel Ethernet Server Adapter X710-DA2 for OCP - Newegg.com
Buy Intel Ethernet Server Adapter X710-DA2 for OCP with fast shipping and top-rated customer service. Once you know, you Newegg!
Intel Ethernet Server Adapter X710-DA2 for OCP | eBay