Equestrian professionals like Isabell Werth, Hauke Luther and Tjark Nagel decided in favor of "der Grüne Sand"® for their riding halls. The professional fitting, the consistent quality and long life-cycle of the mixture are time and again reason to use "der Grüne Sand"®. The craftsmen of Viebrockreithallen choose for the constant high quality of this product. The mixure is suitable for dressage, jumping, vaulting, reining and veterinary examination halls.