OXO Good Grips Silicone Shower & Tub Drain Protector 4.3 out of 5 stars 33,748 $9.99 - $20.98 source https://www.amazon.com/OXO-Silicone-Protector-Pop-Up-Regular/dp/B00OCEBMFM/ref=zg_bs_1063236_29/146-6876919-7798140?_encoding=UTF8&psc=1&refRID=3A3Z642PJD58R1GHQVV9
