Since I can't fit tonneau and easy up hood cover together anyway, I usually fit the former leaving headrests on. It then rests on top of hood cover. Not so much security maybe but there isn't much to be had anyway and it does keep the rain out.
Richard
2018 Roadster 3.7 1966 Land Rover S2a 88 2024 Royal Enfield Guerrilla 450 1945 Guzzi Airone