Ariat Mens Heritage IV Zip Paddock Boots One K CCS Front Shield We recommend using the product We recommend using the product long enough to prevent the mud fever from coming back Not all horses are allergic to this mosquito which is why reactions vary from horse to horse To ensure maximum performance these boots are fitted with a stabilising lateral motion control device a shock absorbing built in heel cushion to support your foot in all activities and an engineered heel with landing area for ease of heel strike and gait An antiqued brass YKK zipper means this boot not only looks good and is easy to pull on but has everything you need to perform