Copied from Red Horse Products' website:
 
Sole Cleanse spray cleanses the frog and sole to reduce and prevent foul odour and tissue degredation. Its active ingredients cleanse the frog and sole and support healthy tissue growth. Sole Cleanse can be used to flush cracks in the white line, frog and other crevices in the horse’s foot prior to packing them with Artimud or Hoof-Stuff.
 
Red Horse Products' website price: £12.50