iClever Foldable Bluetooth Keyboard, Ultra-Slim Metal Keyboard with USB-C Charging, Tri-Folding Design for Laptop, iPad, iPhone, Tablet - Sync 3 Devices, Portable & Space-Saving

iClever Foldable Bluetooth Keyboard, Ultra-Slim Metal Keyboard with USB-C Charging, Tri-Folding Design for Laptop, iPad, iPhone, Tablet - Sync 3 Devices, Portable & Space-Saving

comments:

apitman (1) on hackernews3w

If you want a really small one I've been happy with this:

https://www.amazon.com/iClever-Bluetooth-Keyboard-Foldable-S...

Wouldn't recommend for extended typing though.