Igikoresho cyo Kurinda Imikino gifite Ubushobozi bwo Kwinyunyuza (Athletic Protective Cup) Nutty Buddy Flex ni igikoresho cyo kurinda gikoreshwa n'abakinnyi b'abagabo mu mikino. Iki gikoresho gifite imiterere ijyanye n'inyubako y'umubiri, kikaba gikorwa hakoreshejwe uburyo bwo gushongesha no gucuranga mu gicucu (injection molding), gikozwe mu ibara rya polycarbonate n'ubwoko bw'ibikoresho bya thermoplastic elastomer byometsweho hejuru. Impera z'iki gikoresho zoroshye za elastomer zikwira ku mpande, bigatuma aho gihura n'uruhu haba hafite ubworoherane, kandi bigatuma iki gikoresho gikwirana neza mu gihe umubiri ukora imyimerere ikaze. Imbaraga z'ingaruka zisohoka zikwirakwizwa kandi zigasaranganywa neza ku gafuni k'urutugu n'inyama zoroshye zikikije. Iki gikoresho kiraboneka mu bunini butatu butandukanye, kandi gishobora gushyirwa mu mipantaro y'imikino isanzwe ndetse no mu bikoresho bindi byo kurinda (jock straps).

Izina ry'umushinga : Nutty Buddy Flex Athletic Cup, Izina ryabashushanya : Dosun Shin, Izina ry'abakiriya : Battle Sports Science.