Iimveliso eziphambili: ibhanti le-polyurethane elingqukuva, ibhanti elijikelezayo elingundoqo, ibhanti elingunxantathu, ibhanti elingunxantathu elingundoqo, i-angle ye-angle ephindwe kathathu, ibhanti le-angle ephindwe kathathu, ibhanti le-pentagonal, ibhanti le-pentagonal elingundoqo, ibhanti elikhethekileyo le-pentagonal, ibhanti eline-hexagonal, njl. Kulula ukuyisebenzisa kwaye kulula ukuyisebenzisa kwaye ilula. ukusebenza njengoko inokudityaniswa ngokulula kwimilo yelophu efunwayo ngokudityaniswa kobushushu.