Yawancin tsofaffin maza ana kiransu da azurfa saboda an yi amfani da gashin gashi mai launin toka ko azurfa a bayansu tare da shekaru. Gashin da ke bayansu ya fi guntu fiye da sauran sassan jiki, kuma gashin hannayensu yana da tsayi sosai. Mafi tsayi azurfa da aka rubuta shi ne 1.95 m (6 ft 5 in) tare da hannuwan hannu na 2.7 m (8 ft 10 in), kirji na 1.98 m (6 ft 6 in), da nauyin kilo 219 (483 lb), wanda aka harbe a Alimbongo, arewacin Kivu a watan Mayu 1938. Akwai wani rikodin da ba a tabbatar da shi ba, wanda aka harbe a 1932, wanda ya kasance 2.06 m (6 ft 9 in) kuma ya auna 218.6 lb (482 kg). Mafi nauyi da aka rubuta shi ne 1.83 m (0 ft) a Ambam, wanda ya auna 267 lb (589 kg).
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