Parnco Sports The experts will tell you that body and weight control are essential for not only aggressive, performance riding, but also sport and casual touring. By gripping your machine with your legs, you will improve the overall control of your body motion, weight position and posture. You will experience a smoother, less fatiguing, and more enjoyable ride.Parnco Sports theory of achieving a solid grip is based on material properties and surface area contact. Parnco Sports offers two unique Gripster materials: Snake Skin and High Fusion. Each material enhances your riding experience: no snagging, no hang ups, just squeeze down and enjoy the ride. All Gripster products come with Parnco Sports proprietary "Releasable/Reusable" adhesive