★ metal etiti: iji elu àgwà ígwè, ọkpụrụkpụ nke ígwè tube nwere ike iru 2.0, ike soliditySponge: iji elu rebound sponge, ogbo elasticity, breathable. Nwere ezigbo ọkụ na-eguzogide na okpomọkụ ịka nká, bụ nke otu n'ime ihe ndị dị elu-ọkwa, nkasi obi siri ike.
★ igwe anaghị agba nchara ụkwụ: elu corrosion eguzogide, igwe anaghị agba nchara nwere ọkụ na okpomọkụ na-eguzogide, na nnọọ ịdị ọcha, ọ dịghị oghere n'elu, mfe ọcha.
★ Fabric: Fabric: akwa mma akwa, elu nchekwa index, na-egbuke egbuke na iche iche na agba, Unyi eguzogide, ike eyi iguzogide.
★ Ịkwa akwa: akwa ahịrị ọdịiche edo, ahịrị dị larịị, nkuku dị nro, azụ na isi zuru oke, elasticity.