Animology Knot Sure De-Tangle Spray, 250 ml An anti-tangle dog spray which helps to remove knots and tangles from a dog's coat. When used regularly, Knot Sure can also prevent further matting. Keeps your dog's coat fresh, clean and healthy. Built in conditioners and Pro-Vitamin B5 help improve the health, strength and condition of the coat. Suitable for all breeds from the age of 6 weeks.