303 Products Automotive Protectant Wipes - Helps Prevent Fading & Cracking, Repels Dust, Lint & Staining, Superior UV Protection & Restores Lost Color, Exterior & Interior Car Cleaning Supplies

Although I’m not sure what characters you have that have pleather for I am a Marvel collector but I use 303 wipes on mine every few months. I keep my humidity between 50&60%. I’ve been collecting for about 2 1/2 years and aside from the figures that were already starting to flake upon opening (I have purchased some older figures) this has been very successful for me. Good luck! 303 Products Protectant Wipes -... https://www.amazon.com/dp/B081TLZ9GW?ref=ppx_pop_mob_ap_share