Isingeniso somkhiqizo:

Isivikelo seqanda sokubiya ngogesi
1.Yenziwe nge-HDPE ene-UV engamelana ne-ejenti
2. Ikhwalithi ephezulu.
3. Isisindo se-Net: cishe ngama-35g.
4. Umbala: ophuzi, omnyama, omhlophe, njll.