A Blend of Naturally Sun-Dried Dust Extracted Hay An Amazon Mix of Hay and Five Naturally Beneficial Herbs Supports Your Pets Urinary, Digestive and Immune System High Quality Dust Extracted Hay Grown in the UK We have formulated our own unique blend of 5 beneficial herbs mixed with our premium dust extracted meadow hay. A fabulous addition to your animals diet to mix things up a bit, which is unlike any other blend on the market. These herbs include: Red Clover, Marigold, Dandelion, Mint, Lemon Balm.