Sidi Crossfire 3 Motocross BootsSidi Sport’s design team has created a brand new motorcycle sport boot with a modern and futuristic look that utilizes the highest quality materials in its structure to create a boot at the forefront of technology, functionality and production quality. The Rex was developed through research, laboratory tests and ‘on the track’ testing thanks to Sidi’s Moto-GP riders’ input, all to offer you a brilliant performance during your rides. An excellent choice for every rider that is looking for a protective yet breathable boot, with a versatile and extremely comfortable fit not to mention an easy entry.Features:Upper in full grain leather and loricaLined with cambrelle and air teflon meshReplaceable shin plateMicro adjustable bucklesAnatomically shaped heelAdjustable calf systemDuel flex systemToe areaMetatarsus protectionNylon inner sole with removable arh supportAll parts of the boot can be replaced