Amazon.com: Logitech Combo Touch for iPad Air (3rd Generation) and iPad Pro 10.5-inch Keyboard case with trackpad, Wireless Keyboard, and Smart Connector Technology - Graphite : Electronics
Review: Logitech Slim Combo for 10.5-inch iPad Pro – Liv Asch
Logitech's touchpad case turns your iPad into a laptop, for a lot less than Apple's Magic Keyboard - CNET
Logitech Slim Folio Keyboard Folio for Apple iPad (7th, 8th & 9th Generation) Graphite 920-009473 - Best Buy