The certified grass rubber mat can be used as substrate in playgrounds. It protects against falls of up to 3 metres. It has high aesthetic qualities, is non-slip, resistant to abrasion and weather conditions. It has holes through which grass is surpassing by creating a green turf. No substructure is required for the installation of the mat, just ties and fixing pins. It can be laid both on flat ground and on slopes. Safe surface from grass mats is an attractive alternative to other types of surfaces.