This SeaSense anchor has a wide-area mushroom cap with drains in the base provide excellent holding power; it's one of our must-have boat accessories and products. Designed for protected inland waters, the SeaSense Mushroom Anchor works effectively in sand, mud or weed bottoms; it's made of one piece cast iron with black vinyl coating to help protect the gel coat. 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;