Ọrụ Isi: Akpụkpọ Ụkwụ Ọrụ Ederede Akwụkwọ: Fortex bụ akpụkpọ ụkwụ nchekwa na-adịghị mmiri emeghị maka gburugburu ebe ọrụ mmepụta ihe nwere oke ihe egwu nke gụnyere ikpughe kemịkalụ, ihe egwu mmetụ, na nrụgide mekanik. Ihe ọhụrụ ọ nwere bụ usoro nchịkọta kemịkalụ nke na-ejikọta akụrụngwa thermoplastic polyurethane na ntọala polyurethane a gbanyere, na-akpụ ihe owuwu jikọtara ọnụ na-enweghị ihe nrapado. Ihe ndị agbakwunyere gụnyere ihe nchebe metatarsal, nchebe nkwonkwo ụkwụ akụkụ, na ihe nchekwa ikiri ụkwụ e wusiri ike. Nhazi a na-enye nguzogide mmiri, kemịkalụ, hydrocarbons, ịmapu, na ịmịcha, ma na-anọgide na-adị mfe, ergonomic, na-arụ ọrụ ọkụ nke ọma.