https://tools.woot.com/offers/amazon-basics-amazon-basics-replacement-samsung-da29-0z 3-Pack Amazon Basics Replacement Water Filter Cartridge for Samsung Refrigerator (DA29-00020B) on sale for $10.56. Shipping is free for Amazon Prime Members (must login with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is otherwise $6 per order.