M80 trimaran kit . the the m80 trimaran uses the simple stitch and glue system with 6mm and 9mm plywood being the main components.. Rapid-construction multihulls . most parts of most of these multihulls are built with variations of stitch-and-glue construction. 23′ trailerable trimaran:. Stitch-and-glue: watch step-by-step videos of a stitch and glue kayak being built. all of our boat kits are built using stitch-and-glue construction..