https://alexnld.com/product/5-in-1-silicone-anti-dust-plug-protective-cover-for-macbook-pro-13-3-inch-a1706-2016-2017-macbook-pro-13-3-inch-a1708-2016-2017-macbook-pro-15-4-inch-a1707-2016-2017-transparent/?hilite="ENKAY Universal Silicone Anti-Dust Plugs for MacBook Pro,9 Anti-dust Plugs in One Packing, Price is for 9 Anti-dust plugs (Pink)"