Slow cooking just got even easier. New Reynolds slow cooker liners keep food from baking on so there is no soaking or scrubbing. Clean up is a breeze. Product features: Unique heat-resistant nylon makes it safe for use during cooking in slow cookers or Crock-Pots . Optimally sized to fit all round and oval slow cookers between 3 quart and 6.5 quart. Available in cartons of (4) 13" x 21" liners. BPA free Includes a brochure in every box with detailed instructions and delicious recipes from The Reynolds Kitchens.