This is what I bought:
https://www.amazon.com/Slime-1022-Rubber-Tube-Patch/dp/B003CK75LC/ref=sr_1_6?crid=3V2PIDU20HCFN&keywords=patch+kit+for+bike+tires&qid=1652234727&sprefix=patch+kit%2Caps%2C139&sr=8-6