Sodium Bentonite clay available in...
Kitsets Stainless Steel (4mm in 75 x 75 Aperture)
Gabions with aperture 75mm x 75mm (square opening) x 4mm (thickness of wire). The mesh is Stainless Steel 316L (low carbon) and has a higher resistance to salt water than other grades.
Gabion Cages listed by Length x Width x Height and are supplied as kitsets (flat packed) and include stiffener wires and either spirals or U clips.