The instrumental track "Grey Skies" in the hip hop genre features claps, hats, and vocal synths. The claps and hats add a rhythmic element to the music, creating a lively beat. The vocal synths provide a unique and modern sound, adding depth to the overall composition. When listening to this track, you can feel the energy and groove that it brings, making it a great choice for those who enjoy hip hop music with a contemporary twist.