North Hampton Rubber Reins -Northampton products are created from only the finest English leather, SEDGWICK of ENGLAND. For over a century, SEDGWICK has produced true quality leather hides of exquisite visual appearance, strength, and resilience. Each hide is carefully selected and hand finished with many applications of special fats and waxes that give the leather the most supple and luxurious feel in the world. The special series of finishing processes achieve remarkable pliancy, rich color and smooth grain. No other leather in the world is of comparable quality. Accept no imitations. NorthamptonTM using only 100% SEDGWICK leather. Austalian Nut Black 5/8" width. Hook stud ends