There are two product types to choose from, with different sizes for each.
Zagg Invisible Shield Glass Defense Tempered Glass Screen Protector iPhone X, XS
http://cgi.ebay.com/ws/eBayISAPI….30
Zagg InvisibleShield Glass+ for iPhone 6, 6S, 7, 7 PLUS models and XR, and 11
http://cgi.ebay.com/ws/eBayISAPI….28