I'm guessing these on eBay ...
https://www.ebay.com/itm/Electric-Bike-Fenders-for-ECOTRIC-26-Fat-Tire-Mountain-Electric-e-Bike-Bicyclec/114283200993?hash=item1a9bcf41e1:g:nskAAOSwHSddkciX
I'm about 5'10" with a inseam in the 29"-30" range. I'm buying a step thru so I can step off the seat when I come to a stop as Houshmand suggests in the video comments ...