Carr & Day & Martin Equimist 360 Stain Master Spray 600ml. Carr & Day & Martin Stain Master Spray is ideal for removing dirt and manure stains from the horse's coat without the need for water. Carr & Day & Martin Stain Master Spray is ideal for last minute touch ups, for whitening white markings and can also be used as an alternative to bathing in cold weather. The Equimist 360 offers a revolutionary new spray technology that can be sprayed at every angle, even upside down making it ideal for those hard to reach places. Read more… Equimist 360 sprays also offer a wider spray pattern and fine mist application for even distribution, minimal sound, continuous spraying action, an ergonomically designed trigger head and unbeatable bottle evacuation meaning nothing is left over in the bottom of the bottle. 600ml.