grundens men’s neptune fishing pants | waterproof, breathable, black, large grundéns inspired by neptune, the roman god of freshwater and the sea, the neptune collection is waterproof, stain-resistant, and flexible so you can move with ease. from durable jackets to waterproof pants, we have you covered. tailored from durable nylon fabric with a waterproof barrier and durable water resistant (dwr) finish, these trousers stand up to heavy rain and spray. commercial fishermen were front of mind when designing the men’s neptune fishing pants. the pant includes strategically placed pockets and adjustable features that will come in handy when you least expect it.