NAF Teatree & Mint Shampoo. Make your four legged friend gleam and shine with NAF Teatree & Mint Shampoo. Perfect for mucky horses and ponies that need a little bit of pampering, Teatree & Mint Shampoo has been specially designed with teetree and mint for its naturally occurring antibacterial properties and fresh smell. The teetree helps to sooth the skin whilst degreasing and cleansing the coat. Simply add to a bucket of water, rub into the coat and work up a lather before rinsing well to ensure you will have a clean and healthy horse.