T1 Pro Magnetic Race Belt without Gel Loops, Black The T1 Pro Magnetic Race Belt is the world's fastest race belt No plastic buckle T1 Pro Race Belt uses strong neodymium magnets to secure belt around waist The T1 Pro Race Belt features adjustable one-size-fits-all sizing and lace locks on fully adjustable sliders to hold your race number Ten elastic loops allow for easy placement of gels whether you are training or racing