13 x 21</br>Fits 3 to 6.5 quart round and oval slow cookers</br>For fast easy clean up with no soaking or scrubbing</br>Plastic?? 4 liners per package</br>Boxed New item makes slow cooking easier by eliminating clean up. Every slow cooker purchaser should buy this product.</br></br>Product Description</br></br>REYNOLDS SLOW COOK LINER</br><br/>http://www.amazon.com/gp/product/B00NE57O1G