Class 1. This class typically includes athletes with achondroplasia, diastrophic dysplasia, spondyloepiphyseal dysplasia congenita (SEDc), and any athlete whose standing height is significantly shorter than the average height of the dwarf population for their diagnosis. Measurements for this class are:
Male Upper-Body (arm span) not exceeding 106cm
Female Upper-Body (arm span) not exceeding 97cm
Male Lower-Body (leg length) not exceeding 41cm
Female Lower-Body (leg length) not exceeding 39cm