1. Ibicuruzwa byacu byatewe na sisitemu ya airtrable hamwe na sisitemu ya airthight, ntukeneye rero gufata bloring kugirango utontoma buri gihe, bikugora cyane kubakoresha.
2. Ibicuruzwa byacu byakaba bifite ireme ryishingiwe kubera gukoresha TPU Liner imbere, niyihe mico iruta PVC.
3..