1.Top quality,Nice looking 2.Metal,FRP,Carbon frame with Memory foam 3.Cloth or PU or Leather cover ... 90% product made by hand2 alternative parts frame material optional: fiberglass, carbon fiber, metal. cover material optional: PVC, PU, suede, cloth, and ... , logo and seat dimension designed as customers’ requests. AK FRP Carbon Adjustable Bucket Racing seat-ODM&OEM