These aluminum boats are designed for a variety of specific purposes. some types include seine skiffs, harbor work boats, commercial crab boats, and patrol boats.. Sam devlin produces a lot of plans. most of them, he makes available for anyone to build. this is where you can see his designs that are available as plans.. The supremely comfortable, amazingly light, all-purpose men’s and women’s drift is an espadrille slip-on shoe that can also be worn as a clog..