The mighty stitch is a superwash superhero! a crafting powerhouse combining 20% superwash wool and 80% acrylic, this yarn is perfect for garments, accessories, and. Boat articles; stitch & glue; cedar strip building; urea formaldehyde glue; polyurethane adhesives. first, polyurethane, pu for short or sometimes pur, is not a. Discover a new kind of bodyboard! benefits of the sea eagle inflatable wave slider are second to none! fun for the entire family that rolls up like a yoga mat!.