110PCS Silicone Rubber Tapered Plug, Coldairsoap High-Temperature Resistant Rubber Stoppers 8 Size 1/16" to 5/8" for Hole Plugs, Spraying, Coating, Painting Protection

If you go Breakthrough route, don’t make the same mistake I did, by submerging the Can. Ruined my finished this way. Use silicone Plug on front end & pour solution down the middle of Can. 110PCS Silicone Rubber Tapered... https://www.amazon.com/dp/B0BWYBLPKJ?ref=ppx_pop_mob_ap_share