The 'Eliminator' features 1.5mm thick 'Elephant' Vinyl, 50% thicker than any other competitors product. It doesn't include Tuff Grip like the rest of our Eliminators as prodominately a Road Bike. A 4mm Foam Laminated Bi-Elastic Centre Gripper Panel to smooth out descrepancies in used Foams. All patiently pieced together with HD Poly Cotton Thread by UK Employed Trimmers/Upholsterers. 100% tougher than anything we've tested!!!