Stitch-and-glue construction, along with the development of epoxy and modern mahogany marine plywood, has revolutionized and revitalized wooden boat building. this. 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.. Item # description. price. g37-3005. 12 oz kit gelmagic epoxy adhesive. $15.70. g37-3008. 1.5 pint kit gelmagic epoxy adhesive. $23.99. g37-3011. 3 pint kit gelmagic.