This standard Water Polo perimeter netting is made from our #27 three-strand twisted twine - knotted netting - 4" mesh - latex treated black. Netting has a breaking strength of 212 lbs (Verified per ISO 1806). Netting can be rope or web bound. It is perfect for school or college use as a barrier to keep errant balls from traveling to unwanted areas. This net can be made in any size or shape.