1.Mu gutwi-gutwi, kuremereye kandi byoroshye kwambara, ntibyoroshye kugwa
2.Urugozi rukozwe mu nsinga za TPE, umubiri winsinga ziroroshye kandi ntizifunze, zirakomeye kandi ziramba, kandi zifite ubuzima burebure
3.10mm nini ya diametre yubushakashatsi, gushushanya bass no gukora kumutima
4.Umubiri wingenzi wigikonoshwa cyamatwi ujya gusa mumatwi yamatwi, bigatuma amatwi yinjira mumatwi, byerekana amajwi meza cyane. Nta rusaku, nta majwi yatemba
5. Icyuma cyuma, icyuma cyerekana amajwi neza kandi gishyigikira kurwanya ruswa, kurwanya okiside, kurwanya amashanyarazi.