NIKE Hypervenom Phelon Premium FG Men's Firm-Ground Soccer Cleat Rubber Synthetic sole Soft synthetic upper for a great fit and ball feel. Agility traction pattern for faster release and maximum responsiveness. Firm-ground (FG) studs for use on short-grass pitches that may be slightly wet but rarely muddy. Contoured sockliner with textile top layer for soft, supportive cushioning. Full-length TPU plate for a supportive, responsive feel.