*PLUMBERSSTOCK EXPERT* responded:
Thank you for your interest in the Moen 115057! This Two Handle Lavatory Part Deck Gasket is made of Neoprene, a synthetic rubber, with a chrome finish. Please refer to the Parts List if you have more questions. Always remember to click Add to Cart to confirm your order, enter your zipcode and you’ll be all set! For availability inquiries, or to better understand lead and ship times, please contact one of our knowledgeable customer service representatives @ 435-868-4020 or through e-mail @ firstname.lastname@example.org.