Lord Muck Pony Shampoo. Lord Muck contains no potentially harmful, harsh or abrasive chemicals which can irritate children and ponies skin. Instead it is filled with natural extracts of Tea Tree, Alow Vera and Lavender with an extra spalsh of slimy Seaweed for that special shine. It is also carefully formulated to be kind to your pony’s skin and protect it against nasty bacteria and funghi. Tested by children on the dirtiest ponies.