Note that artificial turf filled with sand cushions small impacts when falling and running. The elasticity of the dense and for dogs heavy fake grass types is not sufficient as fall protection. Playgrounds with equipment that has a drop height of over 80 cm should also be equipped with special fall protection mats. In combination with synthetic grass used for dogs they offer protection against severe head and joint injuries. However, adding more safety to your playing children should not lead to the reckless handling of gaming equipment or replace your duty of supervision.. Know more at: - http://smartgrassusa.com/pet-systems/