I’m not sure if this is a UK or USA website but:
Home Bargains, a UK discount store, sell pink earplugs made from a wax-like substance and come in a small translucent plastic box. They are cheap and in my experience block out close to 100% of all noise. They are fairly comfortable to wear but they are a single-use product. If I try reusing them their effectiveness goes markedly down with each subsequent use.
It’s important to follow the instructions carefully to achieve all-night silence. My wife snore almost continuously and this is no longer a problem for me. I have misophonia as a side-effect from taking Cabergoline tablets for a non-functioning pituitary gland. I am not sure if the miso’ is caused by the meds or the disease itself. I hope you find a