Oliveira Sa produces a monofilament rope, with very good abrasion resistance, useful in situations where very high breaking strain is not required. Oliveira Sa Polyethylene ropes are used in fishing, towing and general purposes because they don't absord water, do not shrink, always have the same resistance wet or dry, good resistance to abrasion and floats on water. Oliveira Sa Polyethylene ropes are available in two constructions : 3 and 4 strand ropes.