1. Imyenda ikingira igizwe n'ingofero, ikote n'ipantaro.
2, imiterere ishyize mu gaciro, byoroshye kwambara, guhuza ibice.
3. Imashini ya elastike ya elastike ikoreshwa mugufunga utubuto, imigeri hamwe na capit.
Imikorere yibikoresho bya SFS: nibicuruzwa biva muri firime ihumeka hamwe nigitambara cya spunbond, hamwe nibikorwa bihumeka kandi bitarinda amazi.SFS (ibishyushye bishyushye bifatanye): firime zitandukanye nibicuruzwa bitarimo imyenda.