My opinion on the Logitech Slim Folio Pro and the Apple Smart Keyboard for the iPad Pro 2018. : r/ipad
Logitech Slim Folio Pro for iPad Pro is a less expensive Smart Keyboard alternative - CNET
Logitech Slim Folio Pro | Accessories 920-009703 | PCNation.com
Logitech Slim Folio Pro Keyboard Folio for Apple iPad Pro 12.9" (3rd & 4th Gen) with Backlit Keys Graphite 920-009703 - Best Buy
Amazon.com: Logitech Folio Touch iPad Keyboard Case with Trackpad and Smart Connector for iPad Pro 11-inch (1st, 2nd, 3rd Generation) – Grey : Electronics
Logitech Slim Folio Pro Review - MacRumors
Logitech Slim Folio Case for iPad (8th Generation)/iPad 10.2 | Verizon
Logitech Slim Folio Protective Bluetooth Keyboard Case