Woof Wear Mud Fever Turnout BootsThe Woof Wear Mud Fever Turnout Boots seal the leg from the knee to the base of the heel to prevent mud from getting onto your horse's legs, especially in the winter, which can result in mud fever. Mud fever, or pastern dermatitis, is always a concern in the wetter months, and these boots not only prevent it but encourage healing if your horse already suffers from mud fever. The waterproof and breathable fabric around the cannon bone prevents