Soundmix by PERIMETRIK® Bonn/Darmstadt | 8.5.2017 | Artistic of gymnastics Soundmix Watch with astonishment the gymnasts from the German national team. With the astounding floor gymnastics show “Soundmix” the four athletes do double somersaults, double twists and much more and in complete synchronisation. Gallery Rope SkippingCome together Duelling Ropes Klassik ropes Operation Seahorse Power ropes Rhythm ropes