Aqua Ears Soft Silicone Earplugs 18 Pair https://www.amazon.com/dp/B00W7WW9VC/ref=cm_sw_r_cp_apa_i_-tbdDbYGX79R5

They say they're for swimming but they're silicone. They seal your ears and flatten out so they don't rub on the pillow in the middle of the night. Only issues is if you have hairy inner ears. It might crack the seal. You can get Nair Hair Remover Moisturizing Face Cream 2 OZ https://www.amazon.com/dp/B00G0LFTKO/ref=cm_sw_r_cp_apa_i_mxbdDbA7V46BZ to remove that hair