Airbourne ‘Boneshaker’ Backpatch 136.22 NOK Back Patch. Designed to fit on the back of a jacket This is a sew-on woven patch, made from cotton, with standard backing and an overlocked edge. In stock. Add to cart Share Information Reviews Back Patch. Designed to fit on the back of a jacket This is a sew-on woven patch, made from cotton, with standard backing and an overlocked edge.