MagJo Pet Excelsior Aspen Shaving Nesting Liners (6 Pack)100% USA GROWN ASPEN NESTING LINERS: 6 Pack of our high quality 13" X 13" Aspen shavings nest liners HEALTHY NEST ENVIRONMENT: Aspen wood is much healthier for chickens than pine or cedar MAKE CLEANING THE COOP A SNAP: Each of our Aspen Nesting Liners has a Kraft paper backing that not only keeps the aspen shavings together, but also allows the droppings to fall though the aspen and become trapped by the paper IDEAL CUSHION FOR EGGS: Our Aspen Nesting