JSI Special 4/4 Violin String Set: Gold Label Loop-End E & Dominant A, D, and G Strings - Medium Gauge Full Set includes Pirastro Gold Label Plain Steel Loop-End E, Thomastik Dominant Aluminum Wound Perlon Core Ball-End A, Thomastik Dominant Aluminum Wound Perlon Core Ball-End D, Thomastik Dominant Silver Wound Perlon Core Ball-End G 4/4 Violin Medium Gauge