Aquaculture net is manufactured by 100% HDPE or by 80% HDPE and 20% cotton yarn,It depends on your requirements.
During the period of usage, after 2 months, cotton will get rotted as shells grow up, which is more benificial for its stretch.
The best advantage is that the rottod cotton will change into special nourishment for shells.
4. 5. 6. ... 12 meshes are available mesh size: 1cm-2cm weight:13-15g/m2