For all HTC Accessories.
USB A -> C Cables from the Google Store might be good value for those looking for “Benson Approved” USB C Cables at a decent price.
$19.99 each, free shipping.
Gadgets4Geeks has a bunch of USB-C stuff – I’ve been using their stuff with my 6P and now my 10.
They also have Tronsmart’s USB-C QC 3.0 Car charger