The TeffleX Roller Kimberwick bit, an AJR Sport original design, is made from durableTeflon material with a light textured pattern. The rolling action gently stimulates thehorse's jaw, encouraging relaxation and discouraging the tendency to lean on the bit. The unique texture on the roller creates a tactile element different from traditionalrollers, helping the horse maintain a lighter, more responsive contact. The non-pinchdesign ensures comfort, while the rolling action aids in enhancing communicationbetween horse and rider. The Kimberwick’s slotted cheekpiece provides riders with optional rein positioning toadjust the degree of leverage and curb chain action. This design promotes a balanceddistribution of pressure between the mouth, poll, and chin groove. Combining advanced materials and expert craftsmanship, the TeffleX Roller Kimberwickoffers a functional, reliable and comfortable approach for riders seeking improvedcommunication and a well-balanced feel in the horse’s mouth Material: Teflon and Stainless Steel Mouth Thickness: 15mm