This SeaSense anchor combines weight with flukes and a penetrating swivel action to dig in and secure your boat in place; it's one of our must-have boat accessories and products. The SeaSense Navy Anchor works in tidal waters as well as a range of water floors, including rock, sand, mud and weed bottoms. Made to last, this anchor will secure your boat for years. This boat accessory is the perfect Christmas or holiday present or birthday or Mother or Father's Day gift. At SeaSense, we aim to help our customers save time and have more fun on the water, without breaking the bank. We've been providing innovative marine and trailer products since 1984;