Product Video: Epoch Otter Mesh – May 14, 2014 – Otter Mesh is the world’s lightest weatherproof lacrosse mesh manufactured using advanced composite materials. Otter Mesh is comprised of a military-grade, ultra lightweight composite fiber that is hydrophobic (water resistant), durable and is designed to give you a long lasting easy to string pocket with zero break-in time. It is made from the same composite fiber materials used to make the ropes for Navy Seals.